小学一年级数学下册口算练习题大全80
伦敦大学皇家霍洛威学院-小学一年级教学计划
小学一年级数学下册口算练习题大全
80-70=
10+30=
50+20=
70-30=
77-50=
40+30=
10+20=
97-10=
30+20=
65-60=
60-40=
75-30=
81-20=
80-10=
20+20=
70-10=
50+20=
50-20=
10+40=
70-10=
97-20=
50-20=
61-40=
77-60=
30+30=
55+5=
19+2=
53+6=
60-2=
23+1=
60+1=
23-5=
98-0=
21-2=
88+6=
42-1=
78-2=
91-1=
71+6=
26+7=
90-9=
48+8=
15+1=
74-8=
58-5=
67-7=
50+2=
23-8=
28-2=
18+6=
81-5-2=
41+6-4=
35-7-2=
50+2-7=
19+5-7=
70-6-6=
83+6-5=
66-9-4=
44-6-6=
76-9-1=
84-2-3=
85-2-4=
55+4-4=
53+1-2=
84-3-8=
33+7-7=
66-9-5=
59+6-6=
77+3-1=
37-9-9=
16-7-2=
42-7-8=
54-5-3=
84-8-9=
18-3-9=
71-30+1=
70-50+12=
62-30+17=
68-60+7=
80-40+2=
61-60+10=
90-60-9=
83-20+4=
80-60-9=
65-60+18=
80-70-16=
80-10-10=
71-60+20=
84-10+7=
72-10+3=
60-20-9=
62-10+14=
78-40+9=
79-20+17=
60-20-4=
84-50+16=
77-40+16=
70-20+3=
76-50+4=
40-10-11=
小学一年级数学下册口算练习题大全
70-30=
20+20=
90-10=
40+30=
98-60=
99-40=
90-50=
50+40=
90-60=
70-50=
90-80=
70-60=
66-30=
90-70=
10+20=
80-30=
20+40=
40+30=
90-40=
90-20=
70-20=
40+30=
40-10=
80-20=
20+20=
23-6=
13+8=
64-2=
97-3=
40+2=
24-7=
34+5=
13-8=
58-7=
35+6=
81+1=
91-2=
88-1=
63-4=
17-1=
20-0=
98-6=
21-5=
15-8=
90-5=
14-1=
49-9=
76-1=
86-8=
36+8=
43+4-8=
60-1-6=
34-5-9=
23-3-2=
22-9-1=
78-5-1=
16-2-3=
26-7-4=
34+3-9=
35-2-4=
49-2-5=
21-7-3=
34+3-7=
18+3-9=
63-4-9=
46+2-8=
12+3-7=
76-6-2=
89-7-2=
82-3-1=
21+8-6=
32+8-4=
86+8-1=
29+7-4=
10-7-3=
20-10-8=
67-40+18=
90-80+19=
70-30+1=
62-60+18=
84-60+5=
83-10+2=
76-60+7=
70-50+19=
64-60+19=
80-60+6=
61-10+3=
60-30+2=
68-60+15=
70-30+12=
78-50+19=
89-10+6=
50-20-15=
90-80-13=
80-70-7=
74-30+11=
73-40+7=
68-20+16=
90-80-16=
60-30+18=
小学一年级数学下册口算练习题大全
90-80=
80-20=
20+20=
84-10=
90-70=
10+10=
92-30=
40-10=
30+40=
77-60=
67-50=
50-20=
10+40=
40+40=
74-50=
60-50=
80-30=
40+40=
90-70=
20+10=
20+20=
20-10=
90-80=
60-40=
70-50=
38+1=
23+2=
40-9=
86+5=
74+3=
82+9=
86+2=
85-6=
49+3=
37-7=
87+2=
43+4=
12+1=
44-8=
68+8=
83+4=
74+9=
30+6=
88-2=
34-1=
16+9=
37+5=
89-9=
67+1=
90-8=
23+3-5=
52-7-5=
83-6-1=
18-1-6=
21+8-8=
45-5-4=
61+8-3=
60-6-7=
33+6-5=
72+2-7=
60+4-1=
70+7-9=
80-3-3=
30+3-3=
85+6-2=
82+1-7=
70+4-8=
82+6-6=
50+6-7=
70-2-6=
33-5-6=
69-3-4=
30-9-5=
13-3-5=
32-4-8=
72-40+4=
73-40+16=
64-30+8=
82-30+20=
88-30+13=
83-10+4=
90-70+2=
66-40+7=
90-80-6=
73-30+14=
70-50+9=
67-20+8=
80-40-18=
50-20+19=
90-30+8=
80-30+15=
67-10+19=
50-30+18=
80-60-13=
60-50-13=
78-60+16=
70-40-18=
63-50+18=
84-40+8=
80-70+14=
小学一年级数学下册口算练习题大全
61-40=
80-30=
70-40=
65-30=
10+30=
30+10=
10+20=
50+30=
70-10=
20+20=
86-10=
20+40=
79-60=
20+10=
70-10=
83-50=
40+10=
10+40=
30+40=
90-40=
70-50=
90-50=
40-10=
90-50=
50+30=
64+6=
34-4=
46-9=
86+9=
74+4=
79+9=
13-9=
28+6=
61+6=
42+4=
66-3=
44-6=
24-7=
87+3=
71-7=
90+8=
21+3=
64+1=
27+9=
77-8=
66+3=
49+1=
85+5=
26-9=
17-9=
38+4-7=
10-9-6=
57-7-3=
73+4-2=
33+1-1=
10+7-1=
25+4-3=
28+2-7=
69-6-5=
47-1-8=
46-5-9=
36+9-7=
38-4-1=
60+1-3=
76+9-4=
24-3-9=
63-5-5=
16+5-3=
12-5-9=
55+7-9=
65+8-7=
33+5-1=
54+8-4=
44-6-1=
41-7-1=
70-30+5=
90-80+4=
90-80-15=
63-10+19=
90-80-6=
68-60+8=
90-80+7=
90-80-13=
80-20-9=
60-40-4=
60-50+15=
80-70-14=
75-30+20=
88-50+11=
67-20+7=
90-40-1=
71-10+9=
60-50-11=
73-60+8=
70-40-11=
70-10+2=
60-30+10=
79-40+14=
86-40+11=
60-40+1=
小学一年级数学下册口算练习题大全
80-60=
80-50=
80-30=
30-10=
98-60=
40-20=
90-40=
40+40=
70-50=
90-80=
10+10=
90-40=
90-30=
40+20=
30+10=
82-20=
64-50=
90-20=
86-30=
20+40=
20+40=
90-60=
98-30=
10+20=
72-30=
21+7=
24-8=
87-0=
86-8=
82+7=
24-4=
80-9=
18-4=
55+9=
32+3=
11-9=
24-8=
38+1=
55-3=
11+5=
51-9=
91-2=
74-6=
75-0=
89-0=
53-2=
48-3=
12-5=
55+1=
46-1=
63+9-3=
86-4-5=
63-5-8=
25+1-3=
74+8-3=
40+3-4=
51+8-5=
47+2-4=
20+8-7=
49+7-5=
11+3-2=
40+2-8=
42-7-1=
83-7-5=
85+9-4=
83-5-1=
76-7-2=
86-6-2=
81+6-1=
36-5-3=
37+8-6=
43-4-9=
44+5-4=
28+4-1=
49+7-2=
81-40+15=
63-20+9=
79-10+6=
80-60+11=
89-60+7=
90-80-12=
78-60+12=
60-20+7=
60-50+6=
60-50+8=
65-10+14=
90-40+8=
90-40+10=
90-60+5=
65-20+20=
70-10-6=
61-60+9=
76-30+3=
88-20+9=
80-30-16=
85-40+17=
81-60+6=
63-50+15=
90-80+8=
67-50+16=
小学一年级数学下册口算练习题大全
90-70=
60-50=
30+30=
60-30=
40+10=
71-20=
60-40=
86-60=
30+30=
80-30=
90-80=
72-60=
75-40=
86-20=
80-30=
20+40=
50+40=
65-10=
79-20=
20+20=
95-50=
80-70=
81-20=
20+30=
80-20=
66-5=
47-3=
81-0=
52-1=
16-4=
72-1=
75-6=
58+3=
31-7=
69-8=
68-7=
23-3=
41+3=
53+4=
17+8=
32-7=
20+2=
41-9=
23+6=
56-5=
91-1=
43+1=
99-4=
29-3=
52+6=
40+8-2=
69+2-6=
75+4-7=
47+9-2=
24-3-9=
34+3-1=
53+4-2=
43+3-5=
50-2-1=
77-4-7=
76-5-9=
67+2-9=
60+5-4=
33+6-8=
34-3-6=
54+8-3=
90-2-8=
30+1-5=
60+4-4=
80-2-7=
72+3-8=
20-3-5=
54-7-7=
15-4-3=
72+2-7=
90-80+2=
67-30+3=
40-20+1=
70-10+10=
90-80-9=
64-60+13=
40-20+5=
80-20+14=
82-30+18=
83-40+11=
60-30-19=
86-30+12=
82-10+11=
72-30+20=
90-10+6=
75-50+9=
76-20+1=
80-60-3=
84-30+12=
89-20+15=
61-10+15=
87-50+20=
80-10+12=
80-30+1=
80-70-5=
小学一年级数学下册口算练习题大全
50-40=
50-20=
60-30=
94-20=
30+20=
90-50=
90-10=
40+30=
60-40=
90-80=
80-30=
60-50=
81-60=
20+30=
70-50=
97-20=
40+30=
70-50=
61-20=
80-50=
20+40=
80-30=
76-30=
93-60=
60-30=
82-4=
94-7=
19+8=
64+3=
83+6=
53-3=
14-5=
41-4=
87+9=
79+1=
56+1=
90+3=
85+7=
37+9=
73-5=
35+4=
88+9=
69-9=
21+3=
62-0=
80-6=
68-0=
92-2=
42-6=
40+2=
31+9-7=
81-6-4=
35-1-8=
50+2-7=
51+2-9=
49-3-9=
25-1-7=
60+6-1=
74+6-6=
50+1-9=
87+2-7=
90-3-5=
35+5-4=
59+9-5=
23+6-1=
26-5-7=
25+8-5=
45-9-5=
54+5-1=
85-3-4=
39-7-3=
14-6-2=
51-3-1=
73-4-6=
74+5-5=
77-50+4=
90-30-11=
67-60+16=
90-80-4=
73-40+19=
90-60-13=
30-20-1=
75-50+19=
66-20+7=
90-60-5=
68-40+18=
80-60+6=
61-10+1=
90-70-13=
63-60+1=
50-40+12=
70-30-11=
79-40+16=
76-50+2=
60-10+8=
86-20+16=
80-40+2=
80-30+13=
63-60+13=
60-50-6=
小学一年级数学下册口算练习题大全
50-20=
67-40=
50+20=
90-70=
90-80=
93-20=
50+30=
20+10=
83-50=
10+30=
70-10=
68-50=
60-10=
50+20=
30+40=
90-10=
40+10=
30+40=
40+30=
50+40=
60-40=
66-50=
60-50=
75-20=
60-50=
14+2=
88-6=
33-7=
35+4=
72-4=
35-7=
29+2=
67+3=
18-7=
45+2=
79+3=
46-8=
37+2=
12+3=
61-9=
35+3=
71-8=
29-7=
47+6=
28+9=
80-9=
57-3=
70+7=
61+2=
73+4=
34+6-4=
23+2-2=
12-6-4=
86-4-7=
79+7-8=
48-9-5=
32+3-3=
63+4-5=
51-2-7=
38+4-8=
51-8-5=
29+7-3=
42-3-1=
44-3-6=
64-5-4=
17+2-8=
18+8-1=
73-6-7=
74-1-7=
43+1-6=
21+3-3=
21+4-1=
14-2-9=
70+6-1=
42+5-8=
68-20+18=
50-10+13=
85-10+5=
82-40+4=
84-10+12=
90-80+19=
60-40-1=
86-40+8=
80-70+5=
20-10+9=
70-40+11=
80-70+18=
50-30-12=
60-50-16=
83-10+11=
73-40+6=
80-70+3=
62-20+12=
90-70+7=
90-80+19=
88-20+1=
90-70-8=
80-50-18=
80-30-12=
60-30+8=
小学一年级数学下册口算练习题大全
80-40=
90-80=
20+10=
80-30=
78-50=
88-30=
72-20=
90-70=
80-70=
40+10=
70-40=
91-30=
50-40=
70-30=
90-70=
65-40=
50-20=
80-50=
30+10=
40+10=
10+20=
50+30=
74-40=
40+10=
90-80=
86+3=
53-0=
37+6=
38+3=
43-5=
69-6=
77-1=
70+1=
55-1=
49-9=
59+3=
87+4=
51-8=
81+6=
96-6=
57+4=
14+7=
43-7=
86-9=
65-4=
69-0=
35+2=
44-1=
15+3=
49-4=
13+8-6=
42+8-9=
46-3-6=
58+1-7=
69-3-8=
11-7-7=
77+8-8=
62+1-1=
11-2-4=
11-4-6=
38-5-5=
24-4-2=
89-2-9=
27-9-7=
74-4-5=
81+6-4=
82+7-3=
20-2-8=
82-2-3=
50-6-6=
44-8-5=
46-3-4=
30+6-9=
45+4-6=
80+3-9=
74-50+4=
62-30+7=
90-20-14=
90-80-19=
50-20-4=
70-50+9=
84-60+14=
86-20+11=
30-20-18=
40-30-14=
66-20+20=
70-30+6=
79-50+8=
89-10+20=
90-60+18=
90-60-8=
90-60-2=
81-60+18=
90-40-5=
65-20+3=
85-20+19=
90-70-1=
81-50+11=
81-50+14=
66-10+7=
小学一年级数学下册口算练习题大全
70-60=
92-10=
40+10=
61-50=
20+30=
40-30=
30+20=
80-20=
10+20=
90-70=
30-20=
74-30=
30-20=
91-60=
82-50=
10+10=
90-50=
80-60=
96-40=
40+20=
91-10=
50+30=
89-20=
61-40=
90-40=
64+3=
26+6=
22+9=
66-1=
91-7=
46+7=
40+7=
12+7=
66+5=
17-9=
33+8=
34-8=
76+4=
57-8=
41+9=
80+4=
26-8=
88-9=
34-6=
21+7=
19+8=
12+2=
90-2=
95-1=
14+6=
64-5-2=
19+1-9=
73-7-5=
31+1-4=
45+7-4=
65+5-1=
17-1-9=
30+4-7=
24+8-1=
23-7-7=
45+6-8=
89-1-9=
13-4-2=
55-3-2=
40+2-8=
22-3-9=
47-5-5=
49-6-1=
47+9-9=
89+5-5=
73+1-5=
71+6-5=
26+1-7=
83-5-9=
27+5-1=
50-10-15=
62-40+17=
90-70+17=
90-70+3=
90-70+19=
90-30+16=
80-10+5=
82-30+20=
63-50+13=
40-30-16=
88-40+18=
80-70+2=
80-20-17=
73-10+2=
82-60+2=
65-40+17=
60-10+15=
60-50+1=
68-40+15=
20-10+11=
90-50+1=
80-60+14=
40-10-14=
71-20+8=
62-20+11=
小学一年级数学下册口算练习题大全
64-60=
80-70=
84-10=
99-20=
40+40=
30+20=
92-10=
60-50=
50+20=
10+40=
70-50=
30+20=
70-50=
40+20=
75-40=
80-30=
20+10=
40+20=
76-40=
30+30=
40+10=
95-60=
75-40=
81-20=
61-20=
89+3=
72-3=
28-7=
63-1=
69-2=
95-2=
95-4=
62+3=
43-7=
25+1=
54-2=
54+2=
71-9=
57-4=
43-5=
45-7=
76+4=
54-5=
46+4=
78+1=
64-4=
85-9=
80+5=
73+2=
40-6=
66+9-9=
70-7-8=
80+5-8=
65+9-7=
90+1-3=
21-2-2=
38-8-2=
24+8-5=
49-7-1=
74-3-4=
33-5-6=
55-4-2=
59-4-6=
53+4-3=
48-9-7=
25+7-6=
43+7-1=
60+9-1=
73-8-2=
33-7-5=
80-7-3=
46-4-4=
26-8-9=
45-5-3=
18-6-2=
62-60+16=
90-50-14=
60-40-4=
87-20+4=
70-60+15=
84-30+7=
71-50+12=
90-30-6=
77-60+8=
60-50-16=
30-10-7=
80-20-15=
50-10-4=
73-20+16=
90-80+13=
75-50+20=
80-40-2=
68-20+11=
79-20+15=
90-60-9=
70-60-2=
81-40+18=
40-20+14=
90-80+6=
86-60+9=
小学一年级数学下册口算练习题大全
20-10=
68-60=
92-40=
70-20=
80-60=
83-10=
63-10=
68-20=
40-10=
40+10=
90-60=
98-20=
60-10=
92-20=
50+10=
81-10=
30+40=
69-20=
30-10=
70-50=
10+30=
50+10=
30+30=
75-30=
75-40=
41+2=
17+4=
14-2=
74-0=
97-6=
12+2=
29+6=
74-7=
11+9=
37+3=
87+4=
40+4=
18+5=
25-8=
45-2=
41+2=
79+3=
54+6=
49+8=
37-2=
73-0=
48+7=
26-2=
45+3=
49+3=
78-4-1=
76+3-9=
90+5-4=
68+1-6=
75-2-8=
65-1-5=
51+3-7=
23-6-7=
30-2-3=
22-1-3=
48-1-3=
15-4-7=
77-7-9=
21-2-5=
58-9-8=
34+9-4=
78+1-2=
90+7-3=
13+2-4=
26+6-4=
74+2-3=
15+9-7=
19-2-9=
42+2-4=
72-1-9=
64-10+5=
64-50+4=
67-60+20=
81-30+13=
60-30-6=
83-40+20=
77-40+2=
70-60+7=
70-60+14=
90-70-18=
90-20-9=
80-50+18=
61-20+3=
66-20+3=
89-50+17=
78-40+11=
80-70+10=
90-80+13=
69-10+3=
85-60+7=
80-40-5=
82-40+10=
76-30+7=
30-10+5=
76-10+19=
小学一年级数学下册口算练习题大全
90-70=
83-50=
94-20=
90-80=
88-40=
63-40=
70-10=
77-30=
20+40=
20+30=
89-50=
95-50=
90-80=
90-60=
99-30=
99-10=
10+10=
10+30=
50+10=
68-40=
30+20=
80-70=
20+30=
20-10=
80-40=
46+8=
57+6=
97-5=
90-2=
62-1=
19-5=
89+2=
25+6=
20-6=
59-3=
26-1=
50+5=
15-1=
12+3=
20-7=
50-6=
29-9=
25+3=
92-3=
88-0=
74-8=
11+7=
23-4=
35-5=
88-5=
74+2-4=
73+5-3=
77+4-6=
63-4-3=
17+5-2=
19-5-8=
76+4-3=
32-2-2=
17+5-9=
17-2-8=
89+1-6=
63-4-1=
80-4-8=
42+7-8=
27+1-6=
72+6-4=
76+1-4=
67+2-7=
68-3-1=
84+9-7=
66-1-7=
55-5-3=
17+7-1=
69+6-7=
65+5-7=
40-10+6=
69-10+15=
30-20-12=
73-10+12=
64-50+10=
75-20+3=
85-60+14=
82-30+7=
62-30+16=
79-60+16=
68-50+16=
84-10+14=
67-10+3=
80-60-12=
66-60+11=
75-50+3=
70-60-18=
71-10+18=
90-50+11=
72-10+11=
90-80-18=
70-50+3=
60-50-18=
71-50+16=
88-20+19=
小学一年级数学下册口算练习题大全
10+20=
30+40=
69-60=
50+10=
20+30=
90-70=
50+30=
30+10=
80-70=
50+30=
90-10=
10+20=
60-40=
99-60=
75-50=
80-20=
61-60=
87-50=
40+10=
80-30=
40+30=
61-60=
90-80=
30+10=
30+10=
41+6=
14+2=
68+4=
53+1=
74+3=
93-4=
43-4=
26+5=
81-4=
84-1=
90-1=
59+3=
12-2=
60+5=
24-4=
89-5=
61+6=
77-6=
86+7=
44+4=
83+3=
33-0=
29+8=
20+5=
36+6=
53-6-1=
44+9-8=
58+2-5=
85+8-5=
15+1-4=
57-8-7=
20-8-9=
15-8-5=
30-5-4=
58-6-2=
33+8-9=
24+5-6=
24+9-3=
31-9-7=
24-1-8=
19+1-1=
47-3-6=
11-3-8=
18-3-1=
76-9-6=
70-9-2=
59-5-3=
61-2-9=
75+6-8=
67+2-1=
73-20+4=
80-20+15=
61-50+11=
66-10+3=
87-20+3=
90-60+14=
90-70+6=
90-70+11=
60-10-7=
70-60-16=
50-40+9=
76-50+7=
71-20+7=
90-70-12=
90-50+1=
60-50+12=
90-70-19=
90-60-7=
90-30+2=
77-60+6=
90-20+12=
40-20+10=
88-40+13=
78-30+6=
76-40+9=
小学一年级数学下册口算练习题大全
74-50=
20+30=
76-10=
60-30=
78-40=
10+30=
40+20=
20+20=
40+40=
90-70=
72-30=
30-20=
84-40=
80-20=
50+20=
90-80=
64-50=
80-60=
50+30=
10+20=
40+40=
80-20=
50+10=
91-10=
90-80=
88-0=
64-2=
52+8=
80+5=
22-7=
38-1=
28-6=
17+3=
50-3=
12-8=
61-3=
43+7=
77-0=
89+7=
63-9=
14+3=
64-6=
75+4=
11-5=
85-4=
87+2=
84+6=
12+1=
16-9=
50+8=
82+3-7=
56-7-8=
34+7-9=
65-2-6=
52+7-3=
66-9-6=
58-6-2=
11-4-1=
17-1-2=
63-5-8=
47+2-3=
64+9-5=
67+3-5=
86+5-4=
87+2-2=
39-9-9=
46-1-2=
83-6-3=
13-4-4=
23+5-5=
26-6-2=
87-9-9=
82-7-2=
81+1-4=
31-5-5=
70-10+4=
79-10+16=
80-60+12=
90-60-16=
74-20+10=
90-20+8=
72-10+1=
80-30-4=
40-30-13=
83-60+20=
70-60+14=
70-20-2=
77-40+7=
75-30+11=
61-30+18=
80-50+1=
50-20+7=
70-60-13=
79-30+10=
90-80+12=
67-60+18=
90-80-10=
73-20+10=
81-40+18=
69-40+13=
小学一年级数学下册口算练习题大全
40+20=
90-70=
80-70=
80-30=
50-40=
70-50=
64-10=
90-80=
30-20=
30+30=
70-50=
89-50=
60-50=
30+40=
20+10=
80-10=
50-40=
83-20=
80-60=
90-80=
90-80=
90-40=
50-30=
90-70=
90-60=
71+2=
98-6=
52+3=
83+6=
77+8=
71-1=
61+7=
92-4=
30+5=
59+8=
43-4=
70-3=
97-0=
44+8=
15-4=
87-6=
89-9=
55-1=
23+8=
15-6=
45-8=
26-2=
30-6=
62-0=
29+7=
54-8-2=
53+1-5=
23-8-7=
85-5-9=
10-5-5=
13-4-9=
34-9-4=
39-6-7=
21+7-5=
49-8-7=
34-1-2=
44-9-1=
43+9-6=
15-9-8=
47+5-2=
16+4-3=
17-7-9=
52-4-4=
75+9-4=
27-6-9=
21-9-8=
76-2-3=
43+9-1=
19-7-8=
19-6-7=
90-80-6=
61-10+17=
90-70-12=
84-60+18=
40-10-8=
87-50+20=
62-20+4=
80-70-6=
80-70+15=
70-60+10=
82-40+12=
80-10-1=
80-40-12=
60-30+12=
82-10+15=
82-40+18=
60-50+12=
86-20+18=
80-70+5=
80-50+8=
80-30-8=
73-10+17=
50-30+7=
68-30+18=
75-10+13=
小学一年级数学下册口算练习题大全
70-60=
62-40=
72-30=
50+10=
77-40=
90-50=
10+10=
30+40=
50+40=
20+40=
50-10=
80-60=
60-10=
50+40=
30+10=
50+40=
67-10=
90-80=
40+10=
77-60=
61-60=
30+20=
20-10=
65-40=
10+20=
74-6=
28-9=
61-3=
34+1=
69+4=
72-9=
33-6=
88-2=
41+2=
40+7=
82+2=
55-2=
29+6=
36-7=
30-1=
53-5=
41+3=
50-4=
40-8=
31-9=
51+1=
12-0=
74+4=
76-4=
60+2=
41+5-3=
90+2-6=
42+1-3=
71+6-1=
63+4-9=
10-7-4=
47+5-4=
82+1-2=
76-9-1=
63-1-5=
41+6-7=
53+8-8=
47+2-8=
89+4-3=
30-9-9=
28+3-2=
57+1-7=
54+4-6=
33+8-1=
34-1-2=
67+8-5=
88+1-6=
25-1-1=
20-2-3=
39+4-9=
50-40+12=
88-20+18=
90-50-8=
90-80+15=
73-10+12=
90-80-9=
90-80-7=
90-60-12=
70-40+1=
80-70-12=
62-40+11=
88-30+6=
74-40+11=
68-50+5=
70-10-12=
60-20-2=
90-60-8=
73-20+9=
60-40+6=
70-60+4=
74-60+14=
85-40+3=
73-40+18=
60-10+7=
66-10+2=
小学一年级数学下册口算练习题大全
10+20=
68-50=
72-20=
68-40=
40+10=
87-30=
10+40=
80-70=
30+40=
90-60=
10+10=
65-20=
64-40=
75-60=
96-40=
70-20=
88-30=
63-40=
66-30=
30+30=
20+40=
80-70=
30+10=
40+30=
40+20=
78-4=
40+8=
32+4=
67+5=
38+7=
48-3=
86-7=
55+4=
75+5=
42+4=
48-2=
49-5=
66-1=
42+4=
18+2=
57-5=
79+7=
20-2=
48-9=
77+8=
68-1=
17-5=
86+2=
77-2=
60+8=
49+2-6=
56+1-1=
25-6-6=
39-7-8=
56-8-7=
17+7-4=
67+7-9=
18-4-9=
40-7-4=
76-2-1=
44+6-7=
62-6-5=
51+6-8=
55-5-9=
85+9-6=
78-9-4=
44-3-8=
25+5-6=
31-5-8=
79-3-1=
29+3-2=
29+4-6=
79-1-9=
11+6-2=
82-7-2=
68-10+17=
80-20-17=
70-20+7=
87-50+16=
50-20+5=
85-20+13=
50-40+13=
63-60+14=
60-50+13=
50-30+6=
90-70-9=
80-60+18=
67-60+15=
80-30+15=
90-50-12=
77-40+5=
76-20+20=
89-60+16=
74-40+19=
86-30+14=
60-40+1=
40-20-12=
90-60-16=
63-30+6=
90-70+5=
小学一年级数学下册口算练习题大全
10+10=
75-10=
50+20=
94-50=
10+20=
80-30=
50+10=
50-10=
80-50=
10+30=
80-70=
93-50=
30+30=
80-30=
40+20=
80-60=
80-70=
63-60=
88-50=
90-60=
40+10=
88-10=
83-30=
20+40=
80-60=
25-1=
44-9=
44+9=
33+2=
72+8=
20-9=
89+2=
47+1=
84+2=
90+6=
29+4=
75+5=
70+4=
48-4=
50-2=
29+4=
40+6=
88+3=
99-3=
71-7=
87-4=
32-4=
31+6=
22+6=
50+5=
53-8-7=
54+1-9=
13-4-6=
53+8-1=
85+6-2=
71-4-4=
88+3-1=
42-5-1=
29-7-6=
89-6-1=
48+8-3=
53-2-3=
90-2-6=
69-4-5=
72+5-1=
61-6-3=
63-4-3=
11+1-3=
32+9-8=
24-5-1=
19-3-5=
70+5-8=
61-6-1=
11+3-1=
72+7-5=
73-60+3=
90-80-16=
86-30+13=
63-60+16=
90-50+15=
66-50+19=
90-70+5=
84-20+16=
86-50+9=
90-70-5=
70-10+8=
90-80+13=
83-10+15=
70-40+16=
50-40-19=
90-40+15=
82-10+13=
70-10+6=
90-10-11=
80-60+15=
90-20+5=
84-30+1=
79-40+5=
80-70+11=
62-10+4=
小学一年级数学下册口算练习题大全
80-20=
30+40=
30+20=
50+40=
90-60=
87-20=
73-40=
50-30=
70-30=
40+20=
30+20=
20+40=
20+30=
50+20=
50+40=
50+10=
60-30=
72-20=
50+40=
10+10=
66-40=
50+30=
67-10=
99-20=
40+20=
42+6=
65-8=
88+3=
56+8=
90+8=
85+4=
63+8=
84-0=
63+4=
32-1=
29+3=
86+5=
79+1=
99-0=
25+9=
23+1=
77+6=
93-3=
37+3=
60-6=
67+7=
26-2=
45+8=
35-7=
25-2=
25-9-9=
45-5-4=
30+5-3=
21+2-7=
84+3-5=
69+9-2=
42-3-6=
58+8-6=
36+8-9=
46-3-9=
60-6-5=
74-8-1=
90+2-9=
68-4-6=
62+9-9=
70+9-1=
79-4-2=
44-4-5=
70-4-2=
55+4-3=
66+8-7=
56-6-1=
20-9-5=
58+9-3=
15-6-7=
90-60+13=
65-10+19=
73-20+11=
50-30+19=
90-20+11=
80-40+13=
90-80-19=
70-50+5=
68-60+10=
80-60+12=
90-80+9=
80-10+18=
90-70-5=
75-40+20=
70-10+12=
90-70-4=
90-80+8=
70-20+12=
90-20-16=
80-70+15=
70-20+2=
77-20+9=
80-70+5=
85-10+7=
80-20+10=
小学一年级数学下册口算练习题大全
77-20=
84-30=
10+30=
70-30=
80-70=
20+10=
10+30=
10+40=
20+10=
84-50=
80-30=
70-40=
89-40=
90-30=
50+20=
30-20=
73-40=
78-20=
73-30=
87-50=
90-80=
70-60=
20+40=
50+40=
90-40=
79+2=
19+5=
53+4=
50+6=
34-8=
78-2=
16+4=
83-2=
92-8=
82+7=
19-1=
73-8=
27-4=
84+3=
45+2=
69-5=
60-3=
84+9=
55-3=
31+2=
65-0=
68+1=
32-5=
72+2=
17+2=
64+1-3=
37+1-8=
22-7-7=
14+6-7=
37+3-3=
51-9-4=
17-9-7=
66+9-2=
34+8-7=
67-3-7=
47-3-7=
53+2-4=
58-9-6=
73-1-6=
79+9-6=
17+2-5=
45+2-8=
49+6-4=
20+5-6=
37-4-2=
69+8-4=
25+5-9=
69-9-7=
24+3-3=
55+4-9=
70-60-8=
80-70+4=
80-30+5=
70-40+19=
66-60+2=
69-40+14=
80-40-3=
80-70+7=
60-30-12=
70-50-13=
90-40-17=
76-50+18=
87-10+12=
90-80+11=
60-20+3=
65-60+1=
90-60+3=
62-20+7=
50-10-16=
90-60+6=
88-20+15=
60-40+6=
70-60-1=
73-50+2=
64-30+9=
小学一年级数学下册口算练习题大全
70-50=
80-20=
30-20=
40+40=
50+30=
80-60=
30+10=
90-80=
98-60=
90-80=
30-10=
68-20=
94-20=
80-60=
10+40=
50+10=
80-70=
40+20=
50+30=
30+30=
66-20=
30+10=
40-20=
90-70=
96-30=
87+9=
96-7=
52-8=
18-9=
31+1=
36+3=
62+6=
34+8=
75-2=
78-6=
76+8=
94-6=
53-7=
66+5=
66-0=
71+5=
61-0=
71-9=
25-9=
84-5=
16-1=
65-5=
49-6=
11-9=
11+9=
11-2-1=
42-2-1=
57-1-2=
64+6-4=
43-7-7=
66-5-5=
80-1-1=
86-1-4=
10-2-4=
67-8-5=
45+9-6=
64+6-4=
78+4-3=
10-8-3=
85-5-4=
77+4-4=
34+4-6=
12+9-5=
81-2-9=
31+3-4=
63+6-6=
43+4-9=
20-3-4=
60-2-4=
14+2-7=
64-60+17=
87-30+14=
67-20+3=
70-60+6=
66-20+3=
63-40+20=
60-30-18=
66-30+8=
61-10+2=
80-40+18=
50-10+12=
75-20+19=
68-60+12=
30-20-17=
60-50+5=
75-40+1=
77-40+8=
90-30+19=
88-60+12=
80-10+6=
85-10+6=
76-20+7=
61-60+9=
50-30+9=
87-50+18=
小学一年级数学下册口算练习题大全
89-30=
50+30=
50+10=
85-20=
20+10=
10+20=
80-40=
50-10=
40+20=
40-30=
62-40=
90-80=
60-20=
92-30=
96-30=
80-10=
50+40=
30+40=
90-70=
80-60=
10+40=
40+30=
97-60=
63-60=
30+20=
42-8=
51-4=
55-6=
65-4=
47-8=
97-2=
39+1=
81+7=
70+4=
93-8=
17+4=
91-4=
35+2=
44+8=
72-2=
22+6=
31-0=
70+6=
28+7=
37+3=
22+7=
37+1=
61+8=
70-0=
83+2=
88-2-6=
34-5-2=
57+5-9=
75-3-5=
20-6-7=
68+4-6=
87+9-8=
88+1-2=
45-4-4=
38-9-1=
48+3-3=
38+2-5=
72-3-5=
90-5-3=
20-5-5=
62-3-1=
63+7-4=
12-4-9=
44-8-3=
73-6-7=
80+7-7=
58-7-3=
79-7-6=
49-4-2=
84-1-2=
65-60+18=
64-50+7=
90-70-3=
80-60+8=
90-80+10=
80-60+6=
89-60+1=
86-10+1=
84-60+1=
70-60-11=
60-30+10=
86-10+12=
90-80-6=
84-30+2=
77-30+14=
30-10-1=
80-40+15=
70-60-9=
71-30+15=
90-30-12=
50-10+7=
61-40+15=
90-70+8=
60-10-11=
72-50+13=
小学一年级数学下册口算练习题大全
90-70=
90-70=
79-20=
20+10=
88-10=
91-60=
66-60=
20+10=
50+30=
50+10=
74-10=
50+20=
30+20=
88-10=
97-10=
92-50=
40+10=
80-70=
50-20=
30+20=
20+20=
73-30=
77-60=
30+10=
90-30=
93-6=
83+3=
57+7=
92-0=
90-3=
76+2=
44+5=
31-4=
78+3=
22+2=
29+2=
92-1=
26-5=
36-7=
85-1=
60-0=
74-5=
58-5=
67+4=
84+4=
13-5=
73-6=
35+6=
78+8=
47+7=
86+7-1=
19+8-6=
17+2-8=
19+9-5=
50-3-8=
57-3-8=
11-4-7=
31-5-9=
18+4-5=
70-5-7=
63+4-9=
83-9-1=
49+8-6=
48+1-1=
73+2-5=
82+1-5=
64+2-7=
88-6-9=
40+4-4=
24-4-4=
87+1-8=
29-3-4=
30+1-5=
77+3-7=
28+4-9=
88-60+16=
75-40+13=
76-10+6=
70-60+16=
70-40+4=
90-80+13=
40-20-10=
90-80-19=
75-40+18=
60-50-1=
60-10+4=
63-60+19=
90-50+6=
70-30+7=
50-30+6=
85-20+12=
80-30+4=
90-80-16=
70-40-4=
70-40-8=
69-10+14=
90-40-10=
75-40+18=
66-60+9=
85-60+17=
小学一年级数学下册口算练习题大全
70-50=
90-70=
80-60=
60-20=
80-60=
20+20=
99-20=
65-60=
80-50=
30+30=
80-70=
20+40=
83-20=
70-60=
80-20=
68-10=
80-20=
80-30=
80-40=
50-40=
10+40=
90-80=
70-10=
40+30=
20+30=
24+7=
79+7=
43-1=
65-3=
57+2=
67+4=
55+5=
67-9=
43-6=
25+5=
79+4=
29-4=
10+5=
79-5=
13+7=
16+6=
79-4=
55+8=
94-4=
12+5=
55+6=
82+1=
57-9=
46+7=
76-6=
18-2-6=
63-1-1=
31+1-3=
60+1-4=
87+2-8=
45-6-2=
78-5-8=
42+1-2=
88-8-3=
44+2-3=
22-4-3=
86-7-8=
15+7-7=
32+2-9=
58+4-3=
32+7-6=
27-9-9=
56-9-5=
73-7-6=
27+3-5=
57+1-3=
86-5-2=
23+8-8=
73+8-9=
12+7-5=
74-20+5=
87-60+3=
72-20+5=
83-50+1=
62-50+8=
40-30+1=
90-20+6=
90-50+1=
79-30+18=
40-30+9=
61-10+9=
62-50+8=
90-50-11=
87-20+1=
90-80-17=
60-30-15=
70-50-8=
71-10+7=
30-10+15=
71-30+15=
90-80-1
6=
76-20+3=
40-20+13=
84-10+2=
63-10+12=
小学一年级数学下册口算练习题大全
80-60=
30+30=
90-60=
10+30=
80-50=
70-50=
73-10=
74-60=
79-10=
70-30=
20+30=
97-10=
10+10=
50+30=
80-30=
98-40=
40-10=
30+10=
50+30=
77-20=
30+30=
90-20=
70-20=
73-20=
40-30=
81+2=
32+1=
35+6=
24+3=
82+4=
27+9=
51-9=
76+4=
82+4=
78+4=
16+3=
22+3=
53+3=
63-2=
49+3=
22+3=
88+3=
14-4=
92-3=
94-3=
40+7=
68-5=
36+4=
64+8=
86+6=
68-7-1=
58+2-7=
71-6-2=
43+4-6=
40+7-2=
80+4-3=
21+4-8=
22-3-8=
38-7-1=
90-5-2=
78+4-1=
54+8-5=
10+1-3=
34-8-6=
46-8-3=
35-2-7=
50-3-7=
83-6-7=
70+3-9=
26-6-1=
43-4-6=
24-5-3=
28+5-8=
34-4-1=
80-8-5=
67-20+12=
50-10+10=
73-60+20=
70-60-14=
90-80-2=
64-50+17=
82-10+4=
80-50+2=
70-10+15=
75-20+6=
72-30+14=
66-20+9=
80-70+5=
90-80-2=
65-60+16=
67-10+3=
50-30+8=
50-10-18=
66-40+19=
63-50+10=
60-10-14=
70-10-4=
80-40+13=
40-10+3=
65-50+5=
小学一年级数学下册口算练习题大全
30+30=
10+10=
40+40=
70-50=
50+40=
83-10=
90-80=
98-10=
10+30=
77-40=
96-10=
70-60=
90-40=
60-10=
40+30=
80-70=
40+30=
30+20=
30+30=
90-70=
40+40=
40-20=
20+20=
20+20=
66-30=
28+1=
15+2=
51-7=
23-8=
15-3=
14+7=
35-9=
31-4=
24+6=
12-4=
39+9=
87+6=
89+6=
11+3=
46-3=
44+5=
42+1=
75-7=
68+2=
22+1=
16-6=
37+8=
18-6=
68-8=
80-3=
63-7-5=
73+8-1=
43-3-9=
90-9-1=
61+6-6=
81+3-6=
79+3-3=
39+8-3=
29-1-4=
48-5-2=
26-6-1=
78-3-5=
76+7-9=
76+7-6=
66-3-6=
73-9-9=
43+8-6=
15-4-5=
64+7-5=
53+8-5=
41+6-5=
82+6-9=
34+7-6=
37-7-2=
53+1-4=
60-20-7=
77-40+2=
80-30+2=
88-40+17=
88-20+14=
90-80+9=
71-50+17=
90-80-15=
84-50+4=
90-60-2=
90-50-8=
65-20+12=
77-60+1=
63-40+20=
65-20+1=
68-30+7=
72-40+17=
80-10-9=
70-10+12=
90-70-16=
84-40+20=
69-30+11=
66-10+17=
76-50+2=
70-40-15=
小学一年级数学下册口算练习题大全
80-70=
90-70=
10+30=
20+10=
40+40=
50+40=
50+10=
90-80=
10+30=
77-50=
30+10=
69-30=
50-30=
90-20=
40+20=
50+10=
80-50=
79-20=
63-30=
89-30=
77-50=
78-60=
75-40=
80-40=
30+20=
38-3=
42+2=
41-4=
23+2=
51+5=
55+5=
51+9=
53+9=
74-0=
87+5=
38+1=
43+4=
27-3=
24+6=
69+8=
76+6=
55-7=
43+6=
71-9=
73+6=
44-0=
13-6=
78-3=
13-3=
47+5=
17+8-6=
44-8-3=
16+6-5=
76-7-7=
73-6-9=
89+7-8=
68-4-6=
25-6-7=
74-2-3=
64+9-4=
47+8-5=
72-2-9=
27+2-8=
63+7-9=
35-7-5=
12+3-5=
19+2-2=
54-9-2=
73-3-3=
29-5-6=
18-8-7=
60-9-3=
34-5-1=
46+8-9=
66+4-6=
90-70+15=
81-20+11=
80-50+9=
79-40+17=
80-30+8=
90-80+15=
77-40+14=
77-10+4=
81-10+15=
61-20+11=
60-10+16=
50-10-8=
72-40+19=
76-40+7=
61-20+3=
40-30-19=
65-40+4=
66-10+17=
40-20-3=
87-10+7=
69-10+10=
40-30+13=
67-40+1=
71-10+15=
80-60-10=
小学一年级数学下册口算练习题大全
30+30=
80-70=
74-60=
50+10=
90-80=
73-30=
88-20=
50+20=
72-30=
60-40=
92-50=
90-70=
62-30=
84-60=
70-40=
80-10=
40+10=
75-60=
20-10=
80-10=
98-50=
69-60=
90-40=
65-30=
90-80=
41+1=
65+8=
85+8=
62+6=
36-8=
65+3=
39-2=
98-5=
55+5=
51+7=
72-2=
59+4=
60-0=
16+2=
85-0=
75-9=
69-0=
16+8=
42+5=
39+7=
33+3=
26-1=
83+4=
58+9=
60-7=
52+6-9=
38+4-8=
29-8-3=
40-6-2=
29+8-2=
86-3-9=
46+7-8=
42+9-6=
13+9-8=
88+7-9=
26-3-5=
16-5-6=
69-8-7=
21+8-2=
57-7-6=
54+5-1=
25+7-1=
90+3-3=
85+1-8=
46-9-7=
60+2-6=
39+1-3=
60-9-1=
44-4-7=
62-1-4=
90-80+16=
80-40+11=
60-50+2=
90-80-6=
80-60+15=
70-50+7=
68-20+11=
60-30+3=
71-50+11=
90-60-12=
60-20-19=
90-70-13=
78-60+6=
70-50+1=
90-40-10=
72-60+4=
60-50-10=
50-40+18=
30-10+4=
76-50+3=
86-50+8=
40-30-7=
70-50-19=
82-50+20=
80-70+13=
小学一年级数学下册口算练习题大全
30+10=
82-10=
90-70=
90-80=
50+10=
89-20=
70-50=
90-10=
62-30=
76-50=
73-20=
70-50=
99-20=
73-50=
98-30=
72-40=
30-10=
70-60=
90-40=
40+30=
71-40=
76-60=
71-20=
73-20=
50+30=
67-9=
18-1=
38+2=
74-4=
21-3=
90+1=
25+2=
78-6=
38+1=
81-4=
58-6=
59-5=
74+7=
12+9=
53+5=
95-3=
82+4=
27+4=
47-9=
87+5=
30+1=
57-7=
37+7=
77+6=
59-8=
57+5-1=
43+4-9=
12-4-6=
68+4-4=
29-9-9=
66-6-9=
17+6-2=
84-7-7=
24-5-5=
26+6-1=
82+8-4=
61+2-4=
29-8-5=
34-8-5=
34+9-9=
48+3-3=
28-9-5=
83-8-8=
82-8-2=
58+1-3=
35-2-2=
53+1-2=
45+7-2=
76-8-2=
19+3-9=
80-70-17=
90-40-19=
80-40+1=
70-10-17=
60-20-13=
61-20+1=
73-50+5=
87-60+17=
60-50+10=
72-60+12=
90-80+3=
90-70-3=
90-10+17=
66-10+13=
67-10+19=
90-70-1=
30-20+2=
90-70-5=
65-10+6=
50-40-16=
90-80+2=
80-40-18=
80-70-13=
90-80+3=
76-10+2=
小学一年级数学下册口算练习题大全
50+30=
80-70=
89-40=
70-50=
74-40=
61-20=
50-40=
50+40=
63-10=
40+30=
30+10=
96-30=
50+40=
80-50=
50-40=
10+20=
40+10=
50-30=
50+20=
80-60=
65-30=
89-50=
76-60=
80-20=
20+20=
37-1=
85-1=
30+7=
70+3=
31-6=
28+2=
78+4=
45+9=
38-3=
52-3=
64+3=
75-5=
64+7=
45+8=
86-2=
54-9=
83-7=
64-5=
36+8=
62+5=
57-1=
72-9=
91-8=
98-7=
67-0=
69+6-8=
39+2-3=
40-4-6=
80-9-5=
84+1-6=
61+3-5=
39+5-3=
50+7-5=
73-9-5=
46+6-3=
65+3-7=
49+5-9=
57+3-4=
13-2-5=
73+1-2=
62-4-6=
29+5-1=
64-5-1=
65-6-4=
76-3-2=
54-2-5=
55-9-5=
17+3-6=
26+9-7=
25+3-7=
82-40+17=
70-60-3=
71-40+17=
50-10-2=
90-80+14=
83-50+2=
68-40+4=
90-60-13=
40-10+10=
76-10+14=
60-40+10=
90-70-16=
64-30+13=
90-70-12=
79-10+14=
70-30+13=
90-70-9=
80-60+17=
40-20+1=
90-40+17=
81-20+4=
67-40+10=
83-40+15=
83-50+10=
89-50+9=
小学一年级数学下册口算练习题大全
30+30=
10+20=
98-20=
90-40=
30-20=
60-50=
40-20=
90-50=
69-10=
30+30=
90-30=
84-20=
50+10=
80-70=
50+20=
70-30=
68-50=
30+10=
78-60=
77-30=
90-40=
86-10=
50-40=
74-40=
77-20=
16-9=
74-5=
27-2=
75-6=
15-6=
30+2=
58-7=
65-8=
60+4=
16+6=
16-3=
47-0=
26-6=
76+1=
78+1=
26+6=
92-6=
13+2=
85-5=
61-2=
30+2=
41+8=
28-2=
20+8=
77+1=
86+1-6=
40-2-6=
80+9-7=
16-8-5=
73+8-8=
17+8-2=
45-1-9=
89+8-6=
11+2-2=
17+4-9=
15+3-6=
84-3-4=
76+7-4=
55+3-1=
12+9-1=
13+8-1=
14-7-8=
49+1-8=
66-4-6=
39+1-5=
87-3-3=
40+9-1=
68-9-6=
73+4-9=
47-8-2=
88-50+2=
84-30+16=
90-70-8=
82-30+7=
86-20+1=
74-60+20=
66-60+17=
64-30+8=
80-70+14=
89-60+19=
80-60+19=
89-30+18=
70-40+19=
81-20+16=
70-50+18=
86-40+2=
70-30+2=
83-50+7=
70-60-1=
70-20+3=
82-30+20=
87-60+15=
75-60+5=
50-30-1=
90-80-3=
小学一年级数学下册口算练习题大全
90-80=
97-30=
84-20=
90-70=
75-10=
88-20=
10+20=
30+40=
10+40=
50+40=
77-30=
70-20=
84-20=
40+30=
10+40=
86-10=
96-60=
79-60=
10+40=
92-50=
50+30=
70-10=
74-40=
30+30=
50+30=
47+5=
28+3=
10+4=
56+2=
88+3=
28-1=
24-6=
36-1=
46+5=
58-4=
19-1=
17+9=
85+7=
99-5=
17-7=
13+7=
54-0=
46-1=
12+2=
98-9=
42+1=
29-9=
51-3=
49-6=
63+7=
21+2-7=
33-7-2=
49-1-6=
27-6-2=
74-8-2=
54+7-3=
70+3-5=
71+5-5=
19-1-3=
27-2-2=
71+8-7=
78-5-7=
34+1-7=
87+5-1=
30+4-6=
31+2-4=
58+2-9=
54+2-2=
63+4-5=
47-3-5=
41+5-2=
22-6-5=
74+2-1=
27+7-3=
19-2-5=
90-80+5=
87-30+14=
80-60-16=
68-20+15=
69-40+6=
78-50+14=
80-50+12=
50-10-5=
71-10+12=
66-50+5=
60-30-14=
84-40+15=
73-20+15=
70-50+8=
90-80-10=
90-80-19=
90-60+14=
80-10+6=
70-40-9=
76-30+8=
65-10+12=
72-60+3=
60-10-5=
80-30+14=
82-20+9=
小学一年级数学下册口算练习题大全
78-30=
90-60=
40+30=
50-40=
10+30=
10+30=
90-20=
71-50=
90-80=
90-80=
72-30=
70-60=
76-40=
20+10=
92-10=
96-10=
10+20=
90-70=
20+20=
20+30=
50+20=
70-10=
30+20=
40+20=
84-40=
75+7=
30+1=
81+6=
13+9=
77-8=
12+8=
28+3=
71+8=
29-4=
75-2=
54-0=
14-5=
17-1=
27-9=
30+5=
90-7=
34+2=
67+7=
25+8=
24+1=
12+6=
25+2=
81+7=
39-1=
56-5=
80-8-4=
25-7-1=
29-8-2=
36-7-8=
15-8-8=
70-3-8=
68-5-8=
73+8-3=
90-8-8=
52+4-8=
44+9-2=
82+2-2=
50-8-6=
70-1-1=
22-2-9=
13+5-9=
49-8-9=
63-9-7=
65-5-4=
64-8-1=
48-9-2=
57+2-5=
26+4-9=
57-3-2=
19-2-2=
90-80+7=
50-30-5=
80-70-4=
73-40+16=
80-60-8=
90-30+16=
90-70-3=
77-30+1=
60-30-17=
40-30+9=
79-40+1=
71-50+15=
80-60-17=
70-30-12=
81-10+16=
50-30+10=
71-60+7=
74-50+13=
50-40+16=
85-30+8=
85-20+7=
90-80+18=
70-60+15=
80-30+7=
70-40+14=
小学一年级数学下册口算练习题大全
70-20=
78-20=
80-60=
75-50=
71-60=
90-80=
60-50=
72-40=
68-20=
40+10=
80-60=
91-50=
90-60=
30+10=
77-60=
50+30=
90-80=
80-30=
90-80=
40+10=
90-30=
90-30=
89-50=
20+30=
89-50=
12-9=
33+6=
33+9=
70-8=
90-4=
90-1=
11+2=
29+9=
15-9=
67+8=
51+3=
78-8=
13-2=
28+2=
71-7=
68-2=
89+9=
52+4=
49-1=
95-2=
21-6=
42-7=
52+8=
76+2=
21-7=
51-9-1=
67-7-4=
35+7-3=
77-2-6=
55-4-9=
47-8-4=
12-2-5=
71+7-8=
44-5-8=
35+7-3=
48+8-1=
75-4-7=
26+3-6=
56+1-1=
32-9-9=
54+9-3=
72+8-7=
85+2-3=
65-1-6=
18+5-1=
26+3-5=
39-7-8=
10+3-6=
81-5-7=
83+2-1=
70-20-15=
40-10+16=
90-80+19=
70-40+18=
70-40-12=
89-10+14=
73-10+4=
89-40+19=
90-70-16=
60-50-3=
89-10+5=
69-30+10=
40-30-6=
82-20+4=
70-40+16=
80-60+6=
83-60+8=
72-30+14=
30-10+14=
88-30+2=
89-20+8=
90-30+5=
90-80+2=
80-60+16=
90-70-19=
小学一年级数学下册口算练习题大全
84-20=
61-10=
75-40=
90-80=
90-80=
10+30=
50-20=
60-10=
70-50=
74-10=
64-30=
70-20=
65-10=
20+10=
60-40=
71-60=
50-40=
20+20=
64-30=
50+20=
65-40=
20+40=
68-10=
10+40=
89-60=
71-0=
58-0=
78+2=
99-0=
45-6=
97-4=
99-1=
37+4=
68+1=
21-7=
17+6=
24+2=
17+7=
67-0=
61+5=
72-7=
47-2=
16-0=
11+3=
23-0=
14-0=
36+2=
67-4=
10+5=
56-4=
69+3-3=
26+9-6=
20+8-2=
66+3-1=
20+6-1=
20-8-8=
35+9-7=
37-7-2=
21+9-8=
51+7-7=
65-8-1=
65-2-9=
35-8-1=
66+6-4=
15-1-9=
23-2-8=
36+4-8=
30+7-5=
84+5-8=
36+6-8=
39+6-8=
26-6-5=
84-5-7=
86+7-9=
25+1-5=
80-20+11=
50-40-13=
75-50+20=
87-60+19=
64-60+16=
80-70+3=
69-30+11=
90-40-16=
67-30+7=
73-50+11=
61-60+19=
40-30+10=
72-20+14=
90-80+4=
80-30+12=
80-10-2=
80-50-1=
75-20+6=
80-70-16=
90-70-17=
60-20+2=
76-50+10=
90-50-18=
50-40-12=
60-10-11=
小学一年级数学下册口算练习题大全
80-70=
80-70=
94-40=
94-60=
83-60=
80-70=
93-60=
72-30=
71-50=
68-30=
30+40=
64-30=
50+40=
78-60=
90-70=
20+10=
93-20=
68-40=
76-30=
50-10=
73-40=
73-50=
62-20=
90-40=
68-10=
46+8=
78-3=
20+9=
60-9=
78+6=
56-5=
85-0=
67+5=
46+1=
57-5=
65+8=
22-6=
59-1=
80-6=
99-9=
27-3=
15-9=
72-9=
51-1=
72+7=
48-8=
92-5=
68-0=
51+1=
58-2=
14-4-5=
86+4-4=
25-5-5=
29+4-7=
14+1-2=
67-6-9=
21+3-3=
14-9-3=
27+1-4=
52+4-8=
16+6-4=
68+1-5=
26+6-4=
69+9-4=
76-9-8=
51+2-3=
70-1-7=
69+2-6=
38-8-2=
66+1-9=
84-4-6=
11+6-2=
58+6-5=
20+3-2=
48-1-4=
80-50+12=
50-10+16=
67-50+2=
80-10+17=
70-60+19=
60-30-3=
75-60+5=
71-50+13=
90-80+4=
40-20-4=
78-60+12=
60-50-18=
90-80-11=
67-60+11=
90-70+4=
89-10+10=
70-30+9=
61-40+17=
88-20+13=
80-50+8=
85-40+1=
90-70-17=
77-40+14=
89-10+15=
50-30+17=
小学一年级数学下册口算练习题大全
20+30=
83-10=
30+40=
50+10=
60-40=
10+10=
62-60=
30+30=
70-60=
20-10=
50+40=
80-60=
84-60=
70-10=
50-40=
40-20=
86-40=
40+40=
80-20=
97-40=
90-80=
30+10=
20+10=
73-30=
80-70=
50-4=
35-8=
12+3=
26-4=
51-9=
53+9=
33+5=
78+4=
74+4=
26-0=
11-2=
23+2=
65-9=
91-0=
38+6=
42-1=
35-8=
64+4=
11+6=
45-6=
71-9=
90+3=
62-7=
56-6=
20-9=
48+5-7=
50+2-7=
46-5-8=
19-4-1=
24-5-6=
22+1-5=
55-1-5=
77+9-5=
32-7-7=
70-4-3=
84+5-7=
37+9-6=
46-9-3=
64+5-9=
69+6-9=
16+7-7=
65-7-5=
22-4-7=
85+3-7=
32-4-2=
25+7-9=
77+1-2=
55+1-6=
54+8-1=
53+7-6=
90-80-9=
60-30+6=
70-40+2=
80-70+11=
50-20+3=
70-60+4=
90-70-6=
70-50+17=
68-30+15=
68-40+19=
74-40+17=
90-70+16=
70-20-4=
90-80-13=
90-60-17=
90-30-3=
90-70-3=
80-70-10=
70-10+14=
80-40+4=
62-60+5=
60-30-7=
90-80+5=
50-30+8=
89-20+2=
小学一年级数学下册口算练习题大全
84-20=
78-40=
40+40=
90-80=
40-10=
20+20=
95-40=
72-40=
50+30=
20+10=
30+10=
20+30=
84-20=
40+10=
50-10=
80-70=
70-60=
90-80=
40+10=
50+30=
50+40=
99-60=
90-60=
40+10=
30+40=
74+3=
93-7=
12+2=
84+8=
54-1=
68+2=
67+6=
39-6=
34+4=
22-6=
17+5=
50-5=
81-2=
95-3=
47+4=
28-5=
55+6=
54+8=
72+9=
86+8=
24+6=
18-2=
82+7=
62+9=
13+3=
44+2-8=
54+6-8=
70-9-9=
15+8-3=
85-5-3=
70+9-6=
45-6-3=
84-3-3=
38-5-8=
47+7-9=
54-8-3=
33-3-2=
71+6-4=
35+5-2=
84-5-9=
73+6-3=
40+8-6=
87+6-7=
80-8-1=
39-7-1=
40+3-1=
16-9-1=
34-4-9=
51+8-7=
69+7-4=
83-20+19=
88-50+4=
80-70-11=
70-40-1=
80-60+5=
75-60+9=
80-60+13=
78-60+13=
90-10-2=
70-60-14=
80-60-17=
85-30+20=
62-40+3=
78-10+12=
90-70-5=
88-40+15=
82-30+10=
62-30+16=
68-30+6=
73-50+5=
87-40+6=
79-20+16=
50-20-18=
71-20+16=
72-10+2=
小学一年级数学下册口算练习题大全
70-20=
70-40=
64-40=
50-20=
96-60=
90-10=
20+30=
20+30=
20+20=
30+10=
90-80=
20+30=
50-40=
60-50=
90-60=
78-50=
20+30=
40+20=
50+30=
40+40=
50-30=
67-50=
90-80=
80-30=
90-80=
90-7=
23+5=
96-7=
66-0=
52+8=
68+6=
33-5=
58-3=
55-9=
75-0=
85+7=
17+7=
23-1=
13-6=
63-4=
90+1=
74+9=
42+4=
34-1=
18-5=
42+8=
40-5=
36+9=
85-5=
40+3=
33+3-4=
76-8-9=
35+4-7=
62+9-4=
73+5-1=
20+7-6=
27-6-8=
74+5-9=
48-3-9=
43-5-7=
29-2-6=
47+7-5=
77+7-3=
73+3-5=
42+6-6=
13-4-7=
27-2-8=
25-3-1=
26+2-1=
37+2-6=
27+4-7=
41+8-6=
11+2-4=
67-3-1=
22-8-5=
70-40+15=
60-10-14=
64-50+3=
90-40-14=
90-80-8=
80-50+17=
70-40-17=
80-60-4=
70-30+13=
90-60-1=
81-40+10=
60-50+10=
70-20+19=
60-40-18=
73-60+4=
80-40+17=
88-20+17=
69-60+9=
84-20+17=
64-60+17=
70-40-5=
61-50+16=
74-10+12=
80-30+8=
90-80-5=
小学一年级数学下册口算练习题大全
77-60=
30+20=
90-60=
30+40=
10+10=
70-20=
20+40=
20+10=
90-80=
72-20=
50-20=
20+30=
60-10=
99-50=
90-50=
97-20=
50+10=
90-10=
40+40=
10+10=
92-30=
90-10=
20+20=
40+30=
20+20=
50+3=
61+1=
88+6=
76-5=
62-6=
34+4=
25-7=
47+2=
41+1=
88-8=
80+4=
93-2=
76-3=
81+9=
32+8=
91-3=
74-7=
15+9=
97-0=
41+4=
56+9=
45+4=
97-9=
60+9=
90+4=
87-5-9=
49-1-7=
27+2-6=
21-1-2=
79+3-5=
71+7-1=
76-9-2=
77-6-4=
14+8-6=
23+8-5=
80-6-9=
67-6-9=
90-8-2=
76+2-4=
30-4-2=
36-8-7=
14+1-7=
17-1-8=
69-7-4=
60+7-5=
47-8-6=
38+6-1=
53-9-2=
89+7-2=
71+7-2=
90-60+12=
68-30+2=
80-60+5=
60-50-12=
64-10+11=
80-60-16=
90-80+15=
83-10+8=
81-40+3=
70-40+5=
60-10-11=
80-70+6=
71-20+9=
80-60+20=
50-40+16=
60-50-17=
90-80-5=
88-20+19=
70-40+2=
50-30+9=
72-50+2=
69-60+17=
90-20+7=
79-40+1=
80-70+16=
小学一年级数学下册口算练习题大全
63-30=
88-50=
30-20=
72-30=
30-20=
83-10=
40+40=
98-40=
50+20=
70-10=
70-50=
40+30=
50+30=
70-60=
80-30=
79-50=
79-50=
85-10=
20+10=
93-30=
50+30=
80-50=
40+40=
20+30=
76-50=
89+5=
89-7=
80-2=
36-4=
59+7=
52+8=
56-6=
84+7=
62-8=
60-4=
24-8=
57+4=
39+1=
47+7=
41+5=
38+8=
82-0=
24+7=
15-9=
48+2=
16+3=
61-6=
36+6=
34-4=
88+4=
57-3-5=
78-1-2=
54+4-2=
77-5-1=
48+5-2=
10-6-5=
51-2-8=
14+1-8=
14+8-1=
15-5-4=
42-2-2=
44+5-4=
49+3-9=
22-8-4=
77-4-3=
51-5-1=
15+9-6=
77-3-5=
39+7-7=
17-1-3=
47-7-5=
83-1-4=
48+3-8=
50-6-2=
56+9-8=
80-70-13=
50-30-1=
85-20+20=
90-60-1=
79-50+14=
60-10-16=
70-30-7=
90-80+8=
82-40+2=
66-20+19=
88-20+20=
89-50+12=
90-60-14=
78-40+13=
75-60+11=
90-80+1=
67-40+6=
73-10+14=
64-30+10=
80-50-12=
73-60+6=
78-40+7=
82-10+2=
82-40+8=
65-40+3=
小学一年级数学下册口算练习题大全
90-80=
90-80=
79-60=
30+40=
40-30=
80-40=
85-40=
30+40=
50+10=
62-10=
70-40=
80-70=
40+10=
75-40=
10+30=
64-60=
30+10=
10+40=
90-10=
90-40=
40+20=
70-10=
50+20=
80-60=
95-60=
72-6=
46+9=
90-5=
81+8=
46-8=
64+5=
57-7=
92-5=
55-7=
29-1=
82+7=
49+6=
70-9=
97-4=
70+2=
15-7=
60+9=
80+8=
51+8=
36+3=
47-0=
88+7=
28+7=
21+7=
81-9=
30-7-3=
72-6-7=
37+7-3=
81+7-5=
20-3-6=
33-8-5=
30-8-3=
30+8-2=
49+4-2=
55+8-8=
70+6-3=
77+1-4=
45+3-1=
38-2-8=
73-3-6=
40-1-5=
69-1-4=
34+9-9=
16-7-2=
71+9-8=
49+5-6=
34-1-1=
78-6-3=
86+3-5=
58+4-9=
80-70-19=
83-60+7=
72-10+9=
60-20-16=
76-10+18=
20-10-3=
63-10+3=
65-10+8=
89-50+10=
77-50+12=
88-20+14=
74-40+4=
82-40+10=
50-30+13=
83-10+4=
80-50+16=
63-30+7=
90-30+17=
70-60+8=
90-80+1=
60-10+1=
80-50-15=
61-60+8=
80-50-15=
80-60+17=
小学一年级数学下册口算练习题大全
40+30=
70-60=
90-50=
80-30=
92-30=
20+40=
65-20=
40-30=
78-40=
10+20=
40-10=
92-40=
50+20=
80-70=
90-30=
20+40=
50+40=
90-80=
70-50=
50+20=
90-50=
99-10=
68-20=
63-50=
70-10=
27+9=
64+1=
88+8=
33+7=
69+7=
52+9=
95-8=
42+5=
16+5=
30+3=
87-1=
23-4=
84+1=
54+9=
43-3=
32+9=
53-6=
17-5=
63+6=
78+8=
57+6=
95-2=
51+3=
36-7=
28-7=
44+1-3=
67-8-7=
71-6-6=
86+5-9=
80+1-8=
47-3-7=
57-4-9=
61+2-6=
84+4-5=
66+7-8=
49-7-7=
88-3-9=
21+5-1=
89-9-2=
16-4-8=
50+9-8=
89-7-6=
65-8-1=
45-6-2=
88+9-5=
53-7-6=
37+4-3=
45-1-3=
42+4-5=
68-1-5=
80-40+11=
60-50+17=
60-40+13=
90-80-5=
67-40+2=
70-20-2=
72-50+11=
73-50+11=
84-30+1=
70-60-16=
63-20+2=
90-30-5=
90-60-6=
85-40+3=
66-60+17=
30-10-13=
60-40+7=
70-60-14=
89-30+2=
66-10+20=
65-20+18=
80-60-6=
73-20+14=
75-50+14=
90-70+13=
小学一年级数学下册口算练习题大全
40-30=
91-20=
98-20=
90-40=
80-40=
30+30=
30+10=
30+10=
79-30=
40+20=
60-50=
40+20=
80-40=
65-40=
99-10=
80-70=
70-40=
60-30=
70-10=
20+20=
64-60=
20+10=
70-60=
40+10=
50+40=
50+9=
22-7=
87-1=
82-5=
27+9=
13+7=
23+1=
29+9=
36-4=
15-1=
62-3=
22-8=
22+7=
49+2=
23-5=
17+8=
33-2=
50-5=
22+7=
80+7=
72-4=
47+2=
51-9=
43+1=
86-2=
47-4-4=
83-2-8=
58-1-8=
42-9-9=
23+5-1=
86+1-4=
87-4-6=
48-5-3=
57-1-8=
52+2-7=
34-7-7=
10+1-9=
46+1-1=
14+4-4=
18-9-4=
64-1-8=
89-9-1=
56-8-6=
31-6-3=
76-3-6=
60+2-8=
37-8-7=
34+4-7=
72+8-3=
69+9-6=
80-60+7=
65-60+3=
90-80+8=
60-50-8=
70-30+4=
69-40+5=
70-30+10=
82-30+2=
70-50+7=
79-30+12=
72-30+16=
70-30-1=
75-30+7=
79-50+1=
80-60-13=
20-10+12=
86-10+1=
60-50-1=
70-30+19=
66-60+5=
60-30+17=
80-70-3=
90-70+2=
90-20-12=
60-40-5=
小学一年级数学下册口算练习题大全
69-40=
30+10=
90-30=
50+40=
61-50=
30+10=
60-50=
50+40=
70-50=
85-30=
40+10=
90-80=
73-40=
20-10=
76-60=
90-80=
72-60=
30+40=
40+20=
40+10=
50-30=
90-70=
85-10=
50+10=
91-30=
20+1=
97-3=
82+9=
73-6=
66+9=
23-6=
68+3=
96-2=
68+3=
52-4=
17-8=
51-4=
60+3=
19+7=
82+7=
21+4=
20+5=
67+3=
34+4=
35-0=
11+4=
70-0=
16+3=
54-0=
12-5=
19+2-2=
52-6-3=
65+1-1=
70+2-2=
32-3-4=
72-5-8=
36-7-7=
85+5-2=
74+6-2=
55-1-8=
59+5-8=
12+9-7=
41+7-5=
30-7-3=
28-6-2=
23-3-9=
41+7-6=
48+6-4=
17-4-8=
68-6-2=
61-7-8=
30-5-8=
10-5-8=
36-5-5=
14-3-5=
60-40-9=
60-30+8=
80-10-14=
60-50-16=
90-80-9=
70-50-19=
70-20+14=
72-20+6=
69-40+19=
40-30+11=
90-60+13=
30-20+15=
69-20+12=
80-70+3=
80-40+2=
50-40-14=
90-80+8=
80-30+16=
81-50+13=
82-10+2=
90-60+8=
80-60+15=
88-30+20=
78-40+16=
68-40+10=
小学一年级数学下册口算练习题大全
50-10=
20+40=
90-80=
40+40=
91-60=
79-10=
90-80=
65-40=
40+10=
40+40=
50+20=
30+30=
81-40=
90-60=
50+10=
40+20=
67-50=
50+10=
20-10=
80-60=
10+40=
50+10=
40+40=
50+30=
80-70=
48+1=
79+4=
14-5=
30+3=
27-2=
62+8=
18+1=
81-0=
51-0=
50+7=
18-0=
51-8=
13+5=
24+1=
12-2=
63+7=
78-0=
94-4=
12-3=
33-3=
21-7=
93-3=
56+7=
66+2=
38+1=
50-8-7=
55+3-5=
52+4-9=
16+3-8=
77+4-8=
47-7-4=
86+6-3=
75+2-7=
25+8-9=
57+1-3=
77+1-1=
82-9-5=
29-1-6=
67-7-8=
64+3-8=
63-6-8=
86+9-6=
42+2-3=
64-9-5=
30-9-1=
23-8-6=
25+4-9=
26+1-6=
49+5-7=
54+6-5=
71-10+12=
60-20-4=
50-30+12=
71-40+5=
90-80+18=
90-80-7=
85-40+14=
80-40+15=
30-20-2=
82-30+20=
90-70+17=
90-50-8=
80-70+6=
89-50+8=
80-70-11=
68-10+2=
80-10-12=
71-30+12=
80-60+6=
80-70+13=
90-60-12=
87-60+1=
90-30+17=
67-20+8=
80-60-12=
小学一年级数学下册口算练习题大全
20+20=
60-10=
63-10=
10+20=
60-30=
90-80=
80-10=
80-20=
91-60=
10+20=
30+20=
30+20=
20+10=
30+40=
70-20=
71-40=
70-40=
20+30=
90-70=
70-60=
90-80=
76-10=
77-30=
70-50=
70-60=
13-6=
64+3=
25-4=
40+1=
36+7=
93-2=
73+3=
41+6=
51-0=
40-2=
53+4=
31-9=
15+6=
13-1=
76-6=
23+6=
25+4=
86-2=
75+3=
11-7=
12+8=
50-1=
71+8=
14-5=
74+7=
72-1-5=
12-7-8=
64-8-9=
64+9-9=
84-9-8=
90-9-2=
70-6-4=
19-2-2=
56+8-2=
42-3-2=
70-1-9=
71-4-3=
90+2-9=
66+3-7=
81-8-5=
21+4-3=
68-6-2=
18+4-2=
53-4-3=
35-3-6=
84-3-2=
36-8-9=
86+4-1=
72+5-6=
36-3-7=
90-70+3=
80-30-3=
80-50-17=
62-50+2=
79-50+14=
67-10+5=
65-60+3=
40-20+13=
50-20-6=
85-50+18=
90-80+12=
74-40+11=
77-20+14=
77-60+5=
85-60+18=
65-60+4=
50-30+9=
80-70-9=
90-30+4=
66-10+17=
60-40+3=
70-20+16=
90-80+13=
60-30+19=
79-50+19=
小学一年级数学下册口算练习题大全
50+10=
69-30=
94-50=
90-60=
93-50=
67-60=
90-80=
70-60=
61-50=
79-30=
70-60=
94-30=
78-50=
92-30=
10+20=
70-60=
40+20=
79-40=
65-30=
60-30=
90-30=
98-20=
84-20=
40+30=
20+40=
44-8=
23-1=
77-8=
57-6=
41+3=
97-6=
25+9=
79+8=
39+9=
50+5=
20+1=
36-4=
26-1=
95-1=
90-1=
30+6=
32-0=
33+5=
64+9=
43-5=
24+9=
67-1=
63-7=
85-5=
29+7=
84+8-8=
64+5-8=
84-9-6=
28-5-6=
69-2-6=
34+8-5=
54-9-7=
43+1-9=
36-1-9=
32+9-7=
43-9-6=
63-2-3=
40+2-3=
24+6-7=
72+3-7=
65-2-4=
78-9-8=
29+3-1=
24-8-9=
55+9-3=
48+4-7=
65-5-6=
21+3-5=
42+2-3=
67+2-4=
70-60+11=
61-20+9=
50-40-16=
80-70-15=
66-40+13=
80-30+14=
79-50+10=
66-60+13=
61-10+13=
81-30+20=
71-20+18=
30-10-8=
80-20+11=
61-20+13=
90-80+3=
79-60+8=
90-80-4=
70-10-7=
50-20+5=
77-40+20=
85-20+16=
85-40+5=
82-10+18=
74-40+1=
60-50-11=
小学一年级数学下册口算练习题大全
80-40=
70-60=
90-80=
67-50=
50-30=
84-50=
66-10=
50-30=
20+20=
86-10=
50+40=
30+10=
30+20=
61-10=
50-20=
50+30=
98-40=
40-10=
74-10=
30+10=
60-50=
90-30=
40+20=
10+30=
80-70=
10+1=
66-7=
52+2=
28-5=
37-4=
87+4=
11+9=
31-1=
75-9=
87+9=
47+6=
54-3=
63+2=
51-9=
22+5=
86+2=
51-9=
51+6=
50-5=
82+2=
44+8=
72+5=
20+1=
22+8=
66-0=
17+1-3=
53-7-2=
71-6-5=
87+9-3=
27+2-8=
45-2-2=
82+4-4=
38-2-7=
60+4-7=
64-8-4=
50+4-4=
85+1-1=
11-9-1=
59+1-4=
86-6-8=
50-1-3=
86+6-4=
34+6-6=
22+3-9=
32+5-9=
45+2-3=
11+8-2=
46-3-9=
63+9-4=
18-1-3=
78-60+9=
90-80-9=
90-70-11=
60-40+19=
90-80-19=
85-30+20=
62-40+5=
80-60+18=
90-60-2=
89-30+2=
86-20+13=
87-20+18=
90-60-8=
70-30+20=
65-30+16=
90-80+18=
80-50-8=
90-80+10=
68-50+20=
80-30+5=
80-20+6=
70-50-4=
50-40+15=
66-40+13=
75-50+12=
小学一年级数学下册口算练习题大全
92-50=
98-30=
75-10=
20+20=
30+30=
62-30=
30+40=
30+30=
72-60=
90-60=
60-50=
64-60=
70-60=
80-70=
90-50=
82-10=
88-50=
66-50=
71-60=
50-30=
90-80=
93-40=
30+30=
90-40=
80-10=
70+1=
37+5=
65+6=
34+6=
54-7=
68-4=
22+8=
71+5=
27+6=
86-7=
56+2=
14+3=
89+9=
99-2=
51+7=
48+7=
73+7=
41-6=
28+5=
92-9=
25+6=
57-3=
32+2=
25-5=
62-9=
20+8-1=
43-2-3=
89+4-1=
36-7-3=
50-3-5=
11+1-9=
43-6-8=
81-5-1=
37-1-2=
19+1-7=
80+8-8=
21+5-4=
86+3-3=
88+3-2=
65+8-2=
12-8-1=
11-4-2=
78+2-9=
82+2-1=
75+1-2=
27-3-9=
39-7-1=
55+1-7=
42+7-3=
25-7-4=
90-80+8=
30-20+14=
89-60+5=
62-10+10=
88-30+11=
87-10+17=
70-30-4=
60-30-3=
90-60-3=
70-60+17=
65-30+8=
82-10+3=
80-30+2=
90-60-10=
90-80+7=
65-40+19=
63-50+1=
20-10+9=
86-20+8=
80-70+15=
70-20+14=
60-40-2=
70-10+7=
30-10-1=
90-40+11=
小学一年级数学下册口算练习题大全
30+10=
68-50=
30+20=
90-30=
30-20=
70-50=
71-20=
70-60=
83-30=
90-40=
40+30=
10+10=
90-50=
97-60=
95-60=
71-60=
91-30=
30+40=
80-70=
30+30=
50+20=
50-40=
50+10=
95-30=
50+30=
31+1=
15-6=
72-6=
75-8=
24+8=
47-8=
52-2=
28+5=
20-7=
63+2=
50-4=
41-8=
41-5=
99-2=
61-8=
76+8=
60-0=
88+9=
36-4=
41-7=
57+7=
54-7=
81+2=
76-5=
78-1=
44+3-8=
88-8-7=
20-1-5=
21+6-3=
43-9-1=
89-1-1=
19+2-8=
16+7-1=
42+1-4=
20+7-7=
34+3-9=
67-4-5=
41-9-8=
43+8-5=
44-6-4=
82-8-8=
38+5-8=
82-2-4=
46+1-8=
28+2-7=
10+5-2=
27+6-3=
54+9-1=
49+7-7=
55+3-9=
60-50-1=
50-30-5=
60-40+1=
70-60-15=
68-40+1=
80-20-1=
70-20+18=
83-20+12=
70-40-5=
64-10+11=
90-60+14=
76-60+9=
77-10+11=
89-40+14=
70-50+3=
50-40+16=
80-70-14=
80-30-19=
60-40-8=
69-30+2=
71-40+15=
70-40+8=
90-60+13=
50-30+3=
86-40+7=
小学一年级数学下册口算练习题大全
10+30=
10+10=
64-20=
40+30=
20+10=
70-30=
50+20=
97-30=
70-60=
70-30=
89-50=
90-70=
72-30=
80-50=
20+40=
40+30=
90-60=
80-70=
40+10=
50-10=
90-50=
70-40=
97-20=
99-10=
10+30=
53+5=
72-6=
75-8=
14+3=
29-0=
73+2=
24+7=
84-7=
30-5=
55+8=
65-6=
73+3=
83+7=
79+2=
12+8=
99-8=
55-2=
41-4=
20-3=
49+9=
56-9=
51+6=
54+7=
63-2=
49-6=
79-3-5=
26-7-7=
90-5-8=
90-3-4=
41-2-9=
85-5-2=
69-7-7=
55+8-4=
57+9-1=
46+5-4=
82+2-9=
51-6-7=
59+1-3=
18-7-3=
79+4-2=
23-4-3=
51+6-3=
80+1-8=
65+9-6=
35-2-3=
68-2-5=
49-6-2=
59+1-5=
23+8-7=
19-3-2=
50-40+13=
77-20+17=
90-10-12=
90-10-2=
81-30+2=
81-50+12=
85-30+18=
70-60-8=
90-60+14=
30-10-15=
87-20+16=
68-30+8=
90-10-14=
90-60+3=
70-50-9=
88-10+7=
69-50+13=
60-50+3=
65-10+18=
80-70+12=
60-30+13=
50-10+18=
89-10+7=
40-10-7=
80-70-12=
小学一年级数学下册口算练习题大全
89-20=
40+30=
10+40=
90-50=
10+20=
86-20=
60-20=
95-10=
70-60=
88-40=
79-40=
50-10=
30+10=
77-60=
80-20=
30+10=
80-20=
50-40=
30+20=
10+30=
80-60=
90-40=
20+10=
50+10=
50+30=
15+9=
38+4=
89-2=
42-8=
72-1=
26-3=
76+4=
36+8=
82+1=
48+7=
38-9=
51+5=
74-7=
42+6=
16-1=
63+2=
86-0=
64-6=
44-0=
29-8=
43+8=
32-3=
58-4=
68-2=
77+4=
89-5-9=
88-9-1=
65-9-8=
64+7-8=
47+6-9=
31+5-1=
72+8-7=
70+3-8=
80-2-7=
56-1-8=
87+7-9=
56+6-9=
26-4-3=
28+7-9=
11+1-2=
32+1-8=
10-5-7=
60+9-6=
71+5-1=
59+3-2=
32-6-2=
70-7-3=
42-7-3=
27-2-2=
25-7-8=
82-20+13=
90-60-15=
40-10+1=
86-50+6=
80-70-19=
66-60+2=
87-20+18=
50-30-3=
79-10+12=
80-50-3=
86-60+18=
86-30+6=
90-40+1=
77-60+2=
71-10+16=
80-50+16=
90-70+8=
90-60-2=
90-20-17=
64-20+15=
90-70-3=
75-30+14=
85-40+9=
70-60+16=
90-10-6=
小学一年级数学下册口算练习题大全
80-10=
60-50=
64-30=
30+10=
20+40=
90-20=
90-10=
66-50=
20+20=
95-20=
62-40=
90-80=
40+40=
20+40=
92-20=
97-60=
83-30=
30+30=
90-10=
74-30=
84-30=
90-80=
79-50=
90-60=
78-40=
78-6=
49+8=
32+1=
33+5=
61-9=
27-7=
13+2=
59-8=
12-4=
86+8=
62+5=
35+6=
33+2=
31+8=
87+3=
73-7=
33+2=
88+6=
18+9=
54-4=
98-9=
26-8=
79+8=
35-7=
45-8=
45-1-8=
64-2-4=
54+8-9=
51-4-1=
51+2-4=
51-4-8=
77+3-1=
18+2-9=
72-8-1=
20+6-5=
39+7-6=
21-2-8=
65-2-8=
85+7-9=
69-2-6=
47-6-2=
45+2-9=
16-6-9=
76-6-9=
24-1-9=
80-8-6=
73-1-9=
56-7-1=
89+2-5=
38+5-3=
61-30+4=
90-60+14=
64-40+17=
80-60-2=
50-30-10=
72-10+2=
80-70-2=
70-60+4=
67-50+3=
70-60+17=
50-20+5=
90-10-6=
80-60+16=
90-80-6=
86-10+11=
75-30+7=
80-20-11=
80-40-9=
88-60+11=
80-60-4=
80-30-2=
90-50+14=
90-20+4=
90-20-17=
40-30+15=
小学一年级数学下册口算练习题大全
80-70=
60-40=
40+20=
91-60=
67-10=
70-30=
40+40=
60-30=
20+40=
64-60=
70-10=
66-20=
40+10=
91-20=
80-40=
66-40=
80-50=
40+30=
89-60=
30+40=
70-30=
80-50=
66-10=
80-20=
90-30=
61-3=
89+6=
64-0=
98-9=
90+2=
31+7=
91-8=
69-5=
50-1=
97-6=
78-3=
42-6=
83-0=
64-1=
86-3=
20+6=
60-1=
21-2=
75+8=
15+9=
49-5=
42-6=
40+1=
23+8=
80-2=
19+9-7=
27+9-3=
15-2-6=
18+4-7=
39-7-3=
78+1-1=
27+3-8=
66-8-7=
56-7-8=
11-4-6=
35+3-7=
68+1-2=
80-8-6=
25-6-4=
55+8-2=
82+5-3=
57+2-1=
76+1-2=
56-3-9=
69-8-7=
79-1-6=
55+6-8=
73-2-6=
15+5-8=
85-2-1=
80-20+17=
65-60+19=
62-40+14=
50-40-7=
62-50+8=
50-40-2=
90-80-3=
84-30+2=
67-20+4=
72-10+3=
40-10+5=
89-20+2=
73-40+20=
70-50+1=
86-30+20=
83-20+18=
90-40-3=
90-80-8=
83-50+3=
70-20+5=
60-50-6=
80-70+19=
66-20+8=
90-30+5=
78-20+10=
小学一年级数学下册口算练习题大全
82-20=
90-80=
71-40=
50+40=
87-10=
80-20=
10+20=
70-50=
20+30=
60-50=
70-60=
50+40=
30+10=
90-50=
90-70=
90-60=
70-40=
20+30=
30+10=
73-50=
80-60=
30+40=
10+20=
50-40=
72-40=
59+8=
92-2=
39-4=
27-1=
32+7=
85-0=
61-9=
74-3=
73+9=
72-6=
80-6=
91-7=
41+2=
35-1=
44-6=
61-2=
84-0=
51-0=
26+4=
84-1=
65-6=
88-1=
83-2=
28+7=
96-9=
74-9-1=
22+1-1=
88+6-6=
30+5-9=
60-5-1=
19+8-1=
49+2-6=
19-9-6=
78-4-4=
41-6-8=
16+7-7=
81+3-8=
84-1-6=
74-7-3=
60-1-1=
40-2-8=
58-6-2=
54-6-3=
38-7-4=
70-1-5=
37+5-6=
70-1-2=
66+7-8=
43-5-5=
32+2-8=
68-40+20=
90-60-1=
70-60-5=
80-70+17=
82-10+15=
70-30+16=
83-40+15=
66-10+6=
60-30+14=
20-10+19=
79-30+16=
90-60+1=
50-40+18=
80-40-18=
68-10+6=
20-10-13=
70-30+1=
70-60-10=
65-10+15=
82-40+16=
77-50+9=
72-10+16=
70-60-13=
60-30-6=
67-40+1=
小学一年级数学下册口算练习题大全
80-60=
90-80=
70-20=
76-20=
80-40=
20+20=
80-30=
66-50=
90-80=
69-60=
70-20=
80-50=
20+20=
89-60=
10+20=
50+20=
90-80=
20+40=
78-60=
90-70=
30+40=
30+30=
85-40=
62-10=
80-50=
15+5=
67-9=
26+5=
62-2=
71+7=
36-3=
49-7=
29-5=
80+9=
87-8=
51-2=
87+9=
86+2=
77-3=
22+5=
17-7=
14+2=
61+5=
75+8=
46-2=
37+1=
29-8=
98-1=
87+1=
14-1=
21+3-7=
55-3-3=
80-4-2=
14-2-1=
38+7-4=
18+4-5=
12+5-7=
90-2-8=
88-7-4=
27-4-8=
85-8-1=
24-2-3=
40+8-8=
29-4-8=
17+9-4=
89-5-4=
13-7-4=
65+1-3=
53-3-5=
23-1-9=
40+6-8=
73-7-4=
40-9-4=
24+2-2=
51-3-7=
82-60+16=
77-40+2=
60-40-10=
61-50+13=
73-30+10=
90-50+16=
71-10+19=
90-70-17=
88-40+11=
80-70-15=
20-10+2=
90-50+14=
40-20+7=
90-80+8=
84-60+18=
70-50-10=
60-30-1=
90-60-10=
70-30+5=
90-60+11=
50-40+18=
90-60+17=
90-60+4=
64-10+8=
50-20+9=
小学一年级数学下册口算练习题大全
63-50=
65-30=
60-50=
20+20=
66-30=
40+10=
10+30=
90-50=
50-30=
10+40=
90-80=
50-40=
20+40=
75-40=
79-20=
30+40=
80-60=
75-20=
30+10=
50-40=
30+30=
76-50=
90-30=
96-60=
91-30=
79+3=
22+9=
72-6=
29-9=
86-1=
44+6=
61+3=
60-5=
42+6=
31+6=
77+1=
71+3=
85-6=
11+7=
20+1=
22+7=
24+6=
39+5=
56+9=
83+7=
21-3=
88-5=
88+8=
17-0=
95-7=
89-4-1=
82-7-3=
69-7-5=
50-5-1=
56+7-4=
15-4-5=
48-4-6=
47-1-2=
80+6-8=
61+6-1=
68+3-7=
22+7-3=
77+3-3=
39+4-9=
20+9-6=
24+9-1=
37+9-6=
82-7-2=
24+9-3=
19+2-8=
72+3-3=
50-1-6=
45+5-1=
29-7-4=
44+8-4=
90-30+19=
62-20+13=
77-60+14=
60-30+17=
80-40-9=
40-10+14=
71-10+12=
78-20+4=
76-30+9=
69-40+6=
60-10+5=
89-30+11=
76-50+2=
60-30-1=
71-40+15=
84-20+11=
80-60-15=
84-20+11=
80-10-14=
86-40+11=
90-60+10=
87-60+2=
30-10+8=
62-40+7=
89-40+12=
小学一年级数学下册口算练习题大全
74-30=
84-40=
90-10=
90-20=
30-10=
80-70=
30-20=
69-60=
20+40=
85-40=
30+40=
81-30=
30+40=
92-40=
50+40=
60-30=
20+20=
10+40=
10+30=
50+20=
99-50=
10+40=
20+10=
92-20=
60-30=
58-7=
42-2=
22-0=
43+3=
92-6=
50+3=
40-9=
41-1=
29-4=
20-7=
68+6=
99-8=
46+7=
17-9=
86+5=
55-7=
77+8=
20+3=
50-3=
83+5=
61-0=
60-4=
75-7=
60-5=
22-6=
64-2-3=
49-8-7=
78+3-9=
52+6-8=
27+6-7=
57+6-4=
67-1-2=
86-5-3=
48-7-4=
39-7-3=
60+4-2=
26-7-6=
44+4-2=
28+1-9=
66+6-7=
45+2-5=
76+4-2=
12-3-4=
37+9-8=
63+2-6=
52-2-1=
86-8-4=
79+2-7=
85+5-5=
68+9-8=
90-60-11=
50-30-6=
80-20+5=
75-10+2=
90-50+4=
85-60+19=
73-10+20=
90-60-11=
90-70+18=
80-20+11=
50-30+13=
90-30+12=
67-60+13=
70-40-9=
80-70-1=
85-40+3=
90-50+5=
63-10+7=
80-40+15=
75-60+17=
30-20-2=
60-50-4=
88-20+9=
80-40+16=
75-40+5=
小学一年级数学下册口算练习题大全
40-10=
60-40=
78-30=
95-20=
80-30=
90-80=
40+20=
20+40=
78-60=
30+30=
20+30=
91-60=
30+40=
40-10=
60-50=
70-10=
94-50=
40-30=
10+20=
80-70=
75-30=
62-30=
20+30=
70-20=
68-20=
51+3=
65+7=
30+9=
31+9=
53+5=
17-9=
19+4=
89-2=
33+4=
64+5=
44-8=
36-6=
48+1=
41+9=
31-3=
46+5=
80+7=
35-5=
38-9=
66-8=
24-0=
11+8=
75-5=
23+6=
99-6=
27-9-8=
63+3-8=
49-4-7=
15+1-7=
58+1-8=
30+6-4=
21-6-6=
26+6-5=
72+3-6=
42+5-2=
69-3-8=
72-3-3=
81+5-4=
23-6-6=
74+5-7=
78-4-3=
89+4-9=
88+9-6=
23+1-2=
78+2-1=
75+5-1=
19-4-9=
67-3-5=
23+3-3=
19-7-5=
76-50+15=
74-30+20=
40-20+2=
60-50+11=
64-20+19=
77-60+2=
90-70+13=
82-10+6=
90-30-14=
89-40+18=
50-40+7=
70-10+7=
75-40+17=
60-50-7=
77-10+3=
88-30+19=
50-40-10=
60-20+7=
64-50+2=
79-30+5=
60-50+18=
90-80+8=
90-70-13=
80-60+17=
80-70-16=
小学一年级数学下册口算练习题大全
10+10=
98-60=
61-60=
10+10=
90-80=
97-40=
50+30=
20-10=
20-10=
50+10=
96-10=
72-20=
88-40=
20+30=
88-60=
80-60=
97-20=
69-20=
63-50=
30+30=
30+30=
70-60=
87-50=
90-80=
60-40=
64+3=
59+7=
77-4=
21+4=
13-1=
96-1=
88-6=
21+3=
99-5=
67+3=
41+1=
17-7=
27-9=
41+3=
56+9=
69-2=
89+7=
43+5=
95-3=
23+7=
73-1=
35-6=
95-3=
32-1=
16+9=
36+2-5=
72+4-4=
58-3-6=
26+7-9=
88-1-6=
83-1-6=
68-7-1=
42+4-5=
22+1-9=
38-7-2=
18+9-1=
33-8-5=
31-1-1=
65+8-5=
23+6-1=
30+5-8=
21+2-4=
90-5-7=
71-9-7=
65+1-8=
79+4-9=
32+2-9=
85-7-1=
55-4-7=
71+2-1=
90-10-8=
65-30+15=
90-80+7=
90-80+14=
80-60-3=
80-30-9=
72-50+3=
81-10+13=
80-10+5=
66-10+12=
88-60+13=
69-20+1=
63-50+8=
81-30+4=
67-40+12=
62-60+19=
82-40+16=
80-40-12=
88-60+5=
90-40-18=
60-50+14=
84-30+4=
80-20-19=
62-50+17=
68-50+20=
小学一年级数学下册口算练习题大全
80-50=
88-40=
30+40=
90-80=
10+10=
80-40=
96-40=
78-20=
10+20=
90-80=
94-60=
98-50=
30+20=
70-40=
91-10=
20+20=
50+30=
75-50=
90-80=
50+10=
90-80=
60-20=
40+10=
80-50=
64-10=
36-2=
21-1=
54-9=
15+1=
56+7=
82+2=
44-9=
48+6=
46-4=
47+8=
42+2=
34-7=
68+5=
18-3=
89+2=
99-6=
84+4=
32+2=
59+6=
15+7=
55+2=
54-9=
34+9=
47-2=
89+9=
45-5-8=
51-5-5=
53+2-4=
73+2-3=
33+5-8=
49+8-5=
83+8-3=
70+8-3=
44-9-1=
30-3-4=
42+9-4=
74-3-3=
77-4-8=
32+5-7=
21-1-7=
37+2-1=
75-1-4=
32-2-2=
88+7-4=
40-9-7=
61+1-1=
80+8-9=
83+5-6=
72-1-7=
40+6-5=
80-50+14=
80-60+5=
80-70-10=
69-20+2=
80-70+13=
73-30+8=
60-20-9=
90-60+14=
66-60+9=
90-80-1=
84-40+14=
85-50+8=
89-40+18=
70-50+13=
70-60+14=
90-70+5=
60-20-2=
61-20+18=
79-10+17=
67-50+9=
78-30+9=
80-30-18=
75-50+11=
83-20+2=
79-60+4=
小学一年级数学下册口算练习题大全
90-20=
88-10=
40+40=
50+30=
60-40=
82-50=
93-50=
70-30=
50-40=
99-40=
30+10=
60-40=
90-80=
40+10=
79-10=
20+20=
75-40=
90-80=
50+10=
90-80=
80-60=
60-50=
70-10=
40+40=
87-20=
16+3=
45-5=
24+4=
71-8=
81-4=
21-9=
24-6=
66+6=
98-4=
99-6=
85+4=
43+3=
46-3=
22-7=
61+2=
38+6=
45+6=
90+1=
15-7=
71+4=
20+3=
82-0=
59-3=
15+8=
71+7=
86+5-3=
50+4-4=
40-1-4=
34-5-6=
56-8-6=
68+3-3=
44+9-2=
89-4-5=
89-7-2=
30+5-2=
89+8-9=
49-2-4=
46-7-4=
57-1-5=
23+7-3=
30-7-8=
84+5-4=
71+4-3=
14-6-2=
49+9-1=
81-1-5=
31+6-2=
13-3-9=
75+8-3=
34+4-5=
90-60+17=
90-80+14=
70-20-14=
80-10-12=
80-20+6=
80-70+4=
71-40+17=
50-40+17=
50-30+16=
30-20+7=
84-30+10=
78-10+13=
68-40+13=
75-40+18=
65-10+4=
40-20-10=
87-30+3=
40-30+13=
90-40+14=
88-10+5=
68-10+11=
90-60-13=
70-40-8=
80-50+15=
88-10+7=
小学一年级数学下册口算练习题大全
94-40=
80-50=
65-50=
90-60=
90-80=
65-50=
80-70=
40+10=
90-70=
60-10=
70-60=
10+30=
84-20=
10+10=
80-20=
66-20=
66-50=
90-60=
64-60=
69-50=
73-30=
20+40=
40+40=
40+10=
60-50=
35-4=
95-5=
31-5=
78-8=
52-3=
36-5=
50+1=
68-7=
84+7=
70+6=
89+2=
86-7=
94-6=
82+2=
64+2=
11+7=
38-9=
89-6=
98-6=
64-1=
73-3=
90-2=
87+6=
53-0=
56+5=
85-2-9=
11-4-2=
22-9-3=
81-5-3=
51-6-8=
56-7-5=
37+7-6=
39-2-9=
63-4-9=
72-9-8=
38-1-8=
86+7-4=
47-5-2=
87+5-5=
33+4-4=
65+8-8=
71+5-4=
35+8-1=
59+9-1=
56-4-6=
12-3-4=
22+4-7=
46+4-8=
49+5-9=
59-2-9=
66-40+18=
60-50-2=
90-80-8=
90-80+11=
71-30+7=
89-20+12=
80-70+11=
80-30+16=
89-40+9=
80-60-16=
87-40+10=
90-70-19=
66-40+16=
70-40+16=
90-40-10=
72-10+10=
70-20-1=
71-40+13=
80-70+9=
66-40+14=
70-40+2=
69-10+1=
84-50+2=
65-10+4=
67-30+19=
小学一年级数学下册口算练习题大全
10+10=
10+30=
40+20=
66-50=
71-40=
80-70=
70-10=
30+10=
70-20=
20+20=
20+20=
60-10=
90-70=
20+40=
40+30=
30-20=
70-60=
10+10=
72-10=
71-30=
80-70=
90-80=
87-50=
40+40=
86-50=
15-9=
75+7=
38-6=
18-1=
54+6=
24-0=
15-1=
14+9=
30+7=
49+8=
41-7=
70+5=
94-2=
66-7=
82+7=
81+4=
89+5=
89-1=
79+7=
84+1=
64-0=
63+8=
11+7=
70+6=
20-0=
42-5-6=
71+6-5=
39-9-6=
79+1-8=
35+8-7=
14-5-9=
61+3-6=
45+2-2=
40+9-4=
73-9-2=
42-5-8=
51-1-2=
49+4-2=
21+5-1=
69+5-9=
55-2-3=
54+9-7=
80+8-3=
13+6-9=
10-4-3=
51+2-6=
90+2-7=
16+5-8=
63-4-3=
49-7-9=
66-30+19=
73-10+2=
77-50+15=
80-70+7=
82-50+4=
87-10+8=
80-40-2=
65-50+8=
90-80+8=
78-60+10=
70-60+15=
80-70+13=
60-10-15=
72-10+7=
80-20+2=
80-50+7=
78-50+6=
80-10+16=
65-10+1=
63-20+3=
63-10+11=
77-60+6=
75-10+13=
76-40+3=
70-10+18=
小学一年级数学下册口算练习题大全
80-70=
10+30=
82-50=
72-20=
20+20=
50+10=
73-20=
90-40=
10+40=
90-70=
96-30=
88-50=
90-50=
98-20=
70-30=
70-40=
20+40=
70-60=
30-20=
80-70=
50+40=
90-80=
90-60=
76-50=
30-10=
43-0=
65-3=
53+7=
14-2=
33-1=
25-2=
26-0=
98-3=
91-0=
56+6=
22+4=
42-1=
16+7=
85-2=
80+1=
73-3=
44-2=
44-6=
45-0=
17-8=
70+9=
73+2=
81+5=
71-0=
59-9=
68+8-4=
49+7-3=
68-3-8=
34-3-1=
72-4-1=
13-2-2=
40-3-3=
39-1-3=
51-6-6=
53-9-6=
54+7-6=
24+2-6=
56+5-8=
54-9-7=
80+8-2=
37+2-9=
46+7-1=
87-1-3=
37+4-4=
61+8-9=
39-9-2=
49-9-4=
88+8-2=
50+4-7=
62+4-5=
90-50-8=
78-40+3=
87-20+6=
90-80-12=
86-30+12=
80-30-7=
84-50+12=
61-40+15=
86-60+13=
90-30-19=
80-40-10=
70-60-2=
68-10+8=
60-30+3=
82-60+18=
90-80-14=
88-10+3=
77-10+20=
80-20-6=
78-20+2=
90-60-5=
86-40+13=
64-10+2=
85-40+19=
80-50+3=
小学一年级数学下册口算练习题大全
90-80=
83-50=
60-50=
70-60=
40-30=
77-60=
20-10=
20+20=
92-60=
78-50=
86-20=
65-60=
88-50=
80-60=
62-50=
40+30=
60-40=
68-30=
91-60=
70-60=
50+20=
90-20=
60-50=
60-50=
78-20=
66-3=
28+9=
61+3=
80-6=
39+5=
41+9=
80-4=
21+8=
87+9=
22+7=
41-1=
31-8=
31-0=
87+1=
61+2=
68-4=
27+5=
91-8=
85+7=
65+6=
98-1=
40+4=
77+8=
75-7=
78-4=
41-1-8=
13-2-4=
79+3-6=
63+8-7=
25-1-6=
71+1-2=
88-8-9=
14+9-2=
56-9-5=
70+5-2=
23-9-3=
66+8-1=
23-1-1=
35-5-2=
29-2-9=
64+5-7=
60-2-8=
40-8-4=
35+6-6=
35-4-9=
11+6-3=
69-2-8=
56-2-9=
33-2-8=
11+9-9=
74-50+1=
76-30+10=
75-20+2=
89-20+17=
61-30+19=
67-60+9=
90-80-17=
75-10+17=
50-20+12=
70-30+7=
80-20-18=
90-80-5=
83-30+7=
83-20+18=
20-10+8=
72-10+8=
84-30+18=
68-60+16=
81-60+1=
82-30+12=
86-50+11=
89-20+3=
70-40-2=
88-20+15=
75-50+17=
小学一年级数学下册口算练习题大全
40+10=
73-20=
10+10=
99-40=
85-20=
80-20=
95-60=
90-80=
20+20=
20+20=
90-50=
50+20=
66-40=
30+20=
69-30=
20+40=
70-60=
96-60=
80-40=
70-20=
20+30=
80-60=
90-30=
61-50=
83-50=
21+8=
41-2=
10+1=
76+8=
64+3=
30-4=
62-2=
14-3=
95-5=
69-1=
45-4=
84-5=
44+2=
75+7=
40+4=
64+2=
49-6=
95-1=
13-7=
55+9=
54-6=
83-3=
72+4=
30-9=
25-9=
62+5-9=
36-6-8=
67+5-5=
41-1-7=
30+6-7=
62-8-2=
87+7-3=
51-9-4=
13+3-2=
74-1-1=
11-3-7=
83-9-2=
89+1-2=
14+2-9=
45-6-2=
13-4-1=
58-7-5=
44-3-1=
82+8-6=
32-5-2=
65+5-1=
15-4-4=
39+2-8=
54+6-5=
47-1-5=
78-50+19=
30-10-6=
64-30+8=
60-10-10=
80-20-18=
65-60+2=
50-30-18=
30-20+2=
85-30+15=
80-70-14=
87-30+11=
69-10+14=
80-40+1=
80-10+19=
80-60-1=
89-20+9=
63-40+1=
62-30+6=
66-40+19=
70-20-13=
90-70+9=
89-40+1=
85-40+12=
90-60-19=
50-20+12=
小学一年级数学下册口算练习题大全
96-40=
30-10=
90-60=
70-40=
75-10=
40+40=
60-50=
90-80=
50+30=
50+10=
97-30=
98-20=
96-50=
81-40=
90-60=
30+10=
10+10=
90-30=
10+20=
72-10=
20+30=
20+30=
20+10=
60-50=
79-20=
25-4=
38+2=
25+3=
31+6=
21-9=
55-4=
44-3=
41+7=
66-6=
41+6=
33+5=
56+1=
78+4=
72+3=
15-2=
61+2=
48+3=
38-3=
42+7=
23+2=
36-3=
81+3=
64+3=
89+7=
67-3=
26-9-7=
34+4-6=
72+8-6=
74+8-8=
35-7-7=
25-1-2=
50-2-5=
18+4-6=
16-6-8=
42+8-2=
80-2-4=
44-1-1=
21-8-5=
11-5-8=
56-7-3=
33-7-5=
44+1-5=
35-1-5=
76+7-9=
31+1-9=
82+9-3=
47+3-1=
78+7-9=
21-1-9=
71-9-9=
89-60+8=
90-80-16=
20-10-18=
76-20+7=
80-60-5=
81-40+12=
90-80+17=
82-10+13=
87-60+4=
90-80-15=
80-60+4=
40-30+6=
67-20+20=
85-20+11=
86-50+3=
65-60+17=
78-30+10=
90-80+4=
30-10-8=
90-30+13=
50-30-10=
60-20-6=
40-30-17=
62-10+5=
65-10+9=
小学一年级数学下册口算练习题大全
50+20=
90-40=
94-10=
94-20=
90-80=
10+10=
90-80=
50-10=
50+20=
40+30=
88-40=
90-30=
50-30=
80-30=
90-80=
30+30=
90-10=
87-40=
10+30=
95-20=
70-30=
90-80=
78-20=
10+20=
20+30=
63+9=
34+7=
77+3=
46-8=
16-2=
35+8=
32-7=
60+8=
34+8=
25+4=
63-8=
22+6=
71-1=
42+2=
65-7=
42+5=
82+8=
59+2=
74+9=
18+9=
66+2=
44+2=
35+8=
36-3=
44+1=
89-4-5=
36-5-3=
34+3-5=
39-9-9=
83+3-1=
45-8-4=
28+2-1=
48-3-1=
52-6-2=
84-2-4=
28+8-3=
89-9-3=
12-6-6=
69+7-1=
90-7-8=
81+1-1=
73-7-6=
86+4-3=
22-4-6=
68-4-9=
55-1-2=
19+3-7=
40+1-9=
44+4-2=
32+4-3=
90-30-8=
80-60-2=
80-50-12=
90-80+13=
71-20+1=
83-10+2=
69-20+11=
88-40+14=
72-50+5=
90-80+13=
80-70-11=
70-20+2=
72-40+1=
70-40-4=
80-70+6=
74-60+15=
81-30+15=
74-10+12=
20-10+7=
70-30+17=
90-80+11=
70-60+17=
82-10+1=
70-30-15=
82-30+7=
小学一年级数学下册口算练习题大全
90-70=
69-60=
64-20=
90-40=
10+20=
50+30=
79-10=
60-40=
70-40=
72-50=
80-60=
67-10=
81-40=
66-20=
60-10=
70-40=
40-20=
60-30=
70-60=
90-50=
89-10=
10+40=
40+20=
68-60=
30+10=
66-7=
42+2=
29-8=
54-2=
71-8=
62+7=
87-3=
37+7=
84+4=
64+1=
46+2=
66-1=
29-9=
70+2=
79-7=
49-7=
40-8=
84+9=
19+3=
85+5=
70+2=
88-3=
14+1=
49+4=
47+6=
88+5-4=
72-9-2=
78-5-5=
81-1-8=
57-2-8=
84+3-5=
10-1-2=
40-8-3=
42-6-4=
37+7-1=
80-4-8=
29+1-6=
54-7-5=
57-8-4=
89-8-9=
82-7-5=
39+1-7=
52-5-3=
60-5-3=
22+4-7=
23-7-5=
87-7-2=
84+9-1=
74-7-5=
50+2-3=
65-50+10=
72-60+19=
20-10+6=
72-40+10=
76-40+16=
73-50+15=
66-50+6=
67-50+13=
50-40-3=
50-30-5=
84-20+19=
90-80+13=
90-80+2=
60-20-9=
70-40+7=
84-30+19=
68-60+11=
78-40+11=
50-40-17=
75-40+3=
80-30+12=
80-50+1=
80-70+2=
80-30-15=
85-10+1=
小学一年级数学下册口算练习题大全
90-30=
40-20=
80-10=
94-60=
20+20=
50+20=
40+10=
90-60=
40+30=
90-80=
98-30=
64-10=
50+10=
10+30=
40+40=
40-10=
66-60=
70-10=
89-40=
67-10=
50+20=
61-30=
90-70=
80-40=
80-20=
33+8=
48+3=
29-4=
59+9=
15-4=
65+7=
63+1=
51-0=
41+9=
14+9=
56-0=
80-5=
12-6=
93-3=
39+4=
64-5=
66+2=
69-8=
35+5=
97-6=
57-1=
62-5=
75-3=
40+8=
77-9=
60-5-6=
17-5-1=
34-3-9=
71-3-1=
48-4-5=
26-6-7=
33-6-8=
17-9-9=
52-5-6=
31+7-4=
84+3-7=
49+9-3=
71+2-3=
85-5-6=
43-4-9=
53+4-8=
63-6-9=
13+2-3=
39+4-3=
59+9-1=
16+6-6=
82+9-1=
32+7-4=
80-5-6=
49+2-5=
60-30-2=
74-10+1=
86-10+13=
63-50+14=
30-20+15=
61-10+13=
88-30+18=
72-50+19=
83-20+1=
60-50+18=
80-30+11=
86-20+6=
30-10-5=
70-60+6=
74-60+14=
40-20-1=
90-80-2=
68-30+5=
82-20+9=
72-60+2=
60-20-8=
80-20+3=
85-50+17=
90-80+13=
90-40-3=
小学一年级数学下册口算练习题大全
40+10=
96-10=
90-70=
30+40=
92-50=
30+30=
73-10=
90-70=
75-40=
80-40=
30+20=
91-60=
20+30=
40-20=
90-60=
80-30=
82-40=
10+10=
90-30=
50+10=
80-40=
62-30=
80-70=
30+20=
50+40=
36-7=
62-0=
16+7=
49+9=
59+3=
65+6=
27-3=
73+1=
78-7=
92-4=
29+5=
65+9=
56-3=
31+8=
38+9=
34-1=
62+6=
59+2=
57-6=
34+7=
58+5=
57+4=
81+8=
30-3=
24-8=
33-4-1=
46-8-2=
35+2-3=
67+9-7=
48+7-7=
30+1-5=
49+2-5=
47+3-4=
48+5-2=
25+5-4=
75+6-4=
89+1-1=
12-8-8=
26+5-3=
74+3-3=
62+2-8=
38+9-5=
17+6-6=
13+7-5=
11-3-1=
36+8-4=
63-9-2=
50+8-1=
51+9-8=
31+7-1=
71-50+1=
80-70-8=
60-50-12=
80-70+3=
80-70+6=
80-50+2=
80-50-10=
62-20+20=
70-30+15=
64-10+12=
90-80+3=
75-50+12=
79-60+6=
90-70+17=
60-40-3=
86-60+15=
62-20+16=
70-50-6=
66-60+3=
70-30-10=
72-30+9=
62-30+20=
78-40+18=
60-30+3=
70-40+8=
小学一年级数学下册口算练习题大全
10+10=
82-20=
10+20=
90-70=
74-40=
30-10=
30+40=
90-70=
90-30=
70-60=
87-10=
40+40=
10+20=
68-40=
72-10=
66-20=
40+20=
40+40=
92-30=
72-10=
73-10=
30+10=
10+40=
50+20=
50-20=
69-1=
36-8=
96-9=
42-2=
81-6=
22-9=
32+8=
30+9=
46-7=
14+3=
48-3=
81-0=
80+2=
17+7=
13-4=
24+8=
45+9=
35+6=
11+7=
67+8=
38+9=
32+3=
15-8=
89+2=
54+6=
78+8-4=
77+7-7=
52+9-9=
56-4-7=
34-9-4=
60+3-2=
86+5-3=
11+2-8=
18+2-7=
52-9-3=
57-2-6=
29-1-7=
15-9-5=
74+8-1=
33+9-2=
52-6-9=
16+6-9=
37+8-4=
82+3-3=
63+5-7=
73+7-6=
61+9-1=
77+3-6=
58-7-8=
32-5-5=
86-40+3=
89-60+6=
86-30+6=
50-10+11=
50-20+1=
80-70+13=
80-70+14=
40-10-8=
90-80+18=
90-70-15=
86-40+17=
90-50+19=
78-60+15=
73-40+13=
86-50+16=
80-50-13=
80-50+13=
73-30+1=
71-50+11=
86-60+10=
90-50+16=
65-30+20=
80-60-9=
68-50+14=
50-10-12=
小学一年级数学下册口算练习题大全
40-10=
68-60=
99-10=
63-20=
30+30=
30-20=
90-10=
50+30=
50+40=
70-50=
40+20=
10+30=
30+40=
60-10=
80-30=
20+20=
93-30=
20+40=
92-50=
93-30=
30+20=
20+40=
50+30=
20+20=
50-20=
33+5=
12-1=
56-9=
60+4=
59+5=
82-8=
39-4=
22-6=
24-6=
87+5=
84-5=
20+4=
14+2=
10+2=
14-1=
29+5=
90-8=
47+9=
16-4=
75+1=
25+2=
21-0=
52+1=
36+2=
96-4=
77+7-1=
42+4-9=
89-9-1=
46-9-9=
82+7-6=
23+9-3=
28+9-9=
56-5-8=
27-4-7=
83+2-7=
14-6-2=
50-5-3=
27-8-2=
59-7-9=
34-8-7=
37-7-2=
54-5-2=
84-1-5=
52-8-3=
24-6-7=
45+6-5=
61-7-2=
53-7-6=
76+8-9=
77-4-6=
68-60+19=
78-10+7=
60-10+15=
64-50+7=
40-20-11=
77-20+11=
87-20+5=
80-30-9=
80-70-10=
71-30+20=
61-20+4=
71-10+16=
80-50+19=
82-10+8=
71-50+9=
50-40-16=
68-20+14=
85-50+16=
77-20+12=
90-80+5=
90-70+12=
89-30+5=
82-20+17=
60-40+8=
80-20-7=
小学一年级数学下册口算练习题大全
10+40=
80-70=
40+10=
20+30=
40+30=
92-50=
91-20=
30+40=
80-50=
95-10=
60-20=
40+10=
90-10=
90-30=
80-60=
50+20=
90-10=
10+10=
40+10=
87-50=
40+10=
20+30=
50+20=
40+40=
80-60=
36+1=
87+8=
23+8=
11+2=
60-5=
18+3=
27+9=
76+5=
94-8=
28-3=
78-6=
44-3=
70-0=
50-9=
35+6=
52+8=
45+9=
84-4=
76-0=
69+1=
19-8=
78-0=
11+1=
75-7=
54+4=
39-1-3=
29-9-1=
40+1-2=
66-5-9=
43+3-1=
70-3-2=
27-7-5=
67-7-5=
31-8-1=
61+8-8=
56+3-1=
66+6-7=
76+4-9=
75-8-5=
69+2-1=
59-3-6=
55-5-5=
83-6-9=
45-7-4=
18+5-8=
75-3-3=
63-4-2=
19-4-1=
32-2-5=
65+1-7=
88-50+13=
70-60+13=
70-50+6=
86-40+13=
80-60-14=
90-20+9=
20-10+9=
80-30+12=
90-80-6=
84-60+2=
84-50+19=
70-50+17=
90-60-8=
80-60-17=
67-30+14=
65-30+1=
70-30-18=
50-30+17=
79-10+5=
70-40+5=
80-50+12=
79-10+9=
65-20+15=
71-20+18=
75-20+18=
小学一年级数学下册口算练习题大全
70-60=
90-20=
71-30=
50+10=
72-20=
20+20=
98-30=
40-10=
80-70=
76-30=
20+40=
40+20=
30+40=
50-40=
65-40=
99-10=
20+40=
10+20=
60-30=
65-10=
40+10=
90-70=
30+40=
70-30=
20-10=
33-5=
81+3=
44-4=
63+1=
11-6=
11-0=
25-8=
61-0=
49-1=
49+3=
82-6=
37-4=
51-3=
19+1=
19-4=
31+6=
26+9=
39+2=
63-8=
36+8=
32-1=
80+3=
45-5=
26+4=
34-0=
10+1-7=
50-8-7=
32-6-1=
54+8-8=
58+7-2=
75-6-1=
18+9-6=
48+2-2=
36+2-8=
57+3-7=
67+4-7=
28+3-8=
72+9-1=
35+4-4=
22+1-8=
67-3-8=
73+4-3=
81-9-3=
64+7-2=
66+1-2=
20-2-1=
14+9-8=
39-5-3=
29+4-8=
10-5-2=
50-20+2=
80-40+2=
64-20+7=
64-60+7=
67-40+14=
40-30-4=
73-60+15=
90-80+10=
75-60+10=
66-40+3=
70-50-17=
79-20+2=
88-60+6=
63-20+16=
88-60+15=
83-10+10=
73-20+3=
69-20+16=
83-40+6=
82-10+20=
70-40+15=
82-20+6=
80-20-12=
80-50-5=
63-60+13=
小学一年级数学下册口算练习题大全
91-40=
89-10=
95-50=
60-30=
80-70=
90-80=
80-40=
60-20=
99-60=
80-70=
50+40=
30+10=
30+20=
64-30=
79-20=
76-40=
60-40=
80-40=
40+10=
64-20=
20-10=
30-10=
40+20=
96-20=
93-50=
76-5=
13+5=
24-2=
61+4=
20+4=
47-4=
34+2=
25+1=
81+3=
85-2=
32+2=
40-6=
20-4=
49+3=
53-6=
68-4=
39-0=
21-9=
99-7=
73+5=
79-9=
72+7=
19-7=
19-8=
85-8=
49-3-9=
56-3-8=
44+7-5=
25+4-8=
70-7-7=
34+7-9=
74-9-8=
63-4-5=
53+6-3=
54+5-4=
11+3-5=
16-5-4=
86-4-7=
44-1-5=
30-6-2=
34+9-7=
64-1-2=
10-9-3=
21+5-8=
58+2-6=
43+6-7=
46+9-6=
17+8-9=
24-5-5=
35-4-7=
70-40+2=
90-20-18=
84-30+4=
80-20+7=
60-40-11=
90-80+9=
63-20+3=
75-20+9=
86-40+1=
89-10+6=
20-10-8=
88-20+9=
61-50+9=
70-30-2=
90-80-1=
75-60+12=
80-40-16=
90-60-9=
75-50+12=
81-40+2=
80-50+6=
66-30+5=
60-40-1=
90-70-7=
60-50-6=
小学一年级数学下册口算练习题大全
30+20=
50-30=
81-40=
10+30=
50-30=
95-40=
10+10=
40+30=
96-40=
83-20=
50+20=
61-10=
73-10=
60-50=
90-50=
30+20=
10+10=
70-20=
30+20=
80-70=
61-20=
90-10=
80-70=
87-10=
81-60=
96-8=
83-7=
14+1=
85+9=
58-7=
90+1=
28-3=
35+2=
84-9=
88-6=
35-4=
31+6=
18-5=
83+3=
46+8=
30+9=
81+4=
72+6=
95-7=
86+8=
57+8=
46-4=
49-8=
48-2=
76-6=
79-6-4=
41+3-1=
55+5-5=
48+5-8=
16+1-7=
26-5-4=
16+1-7=
10+8-7=
11-5-2=
81-9-1=
14-7-4=
62-3-7=
32-5-4=
17+9-5=
34-3-5=
11-9-1=
42+1-4=
89-5-5=
49-8-7=
55+2-4=
48+4-3=
34-7-5=
68+5-3=
49+3-8=
32-4-3=
63-10+11=
63-50+4=
63-50+13=
50-20-14=
76-30+1=
66-60+6=
70-60-10=
67-60+5=
30-20+13=
84-60+12=
85-10+11=
84-60+18=
83-40+14=
72-20+9=
90-70-6=
62-10+6=
80-60+16=
90-10+16=
70-50+1=
30-10+12=
90-60+17=
70-50-18=
72-10+19=
40-30+10=
50-30+5=
小学一年级数学下册口算练习题大全
90-50=
20+10=
65-20=
85-60=
93-50=
50-10=
96-10=
75-20=
40+30=
80-30=
30+10=
20+30=
40-10=
30+10=
30+30=
50+10=
90-80=
10+40=
90-80=
50+40=
68-10=
40+30=
50-30=
20+30=
50-30=
41+3=
74-5=
41-4=
57+5=
21-5=
76-6=
78+5=
49-6=
76-0=
12+8=
83-6=
52+3=
48+9=
38+6=
73+6=
67-9=
25-5=
60-6=
18-4=
49+8=
71-9=
41+1=
33-2=
39-3=
66+1=
80-1-8=
67-9-8=
63+4-1=
55+8-4=
20+4-3=
23-7-1=
68+7-1=
61-7-6=
51-1-7=
85-7-6=
10-9-1=
37-7-7=
85+8-8=
52-6-9=
22-3-3=
87-6-6=
56+1-8=
58-6-3=
49-5-1=
90+9-7=
81-7-4=
79+3-2=
51-2-7=
58+3-4=
77-3-4=
84-60+9=
63-20+19=
86-20+6=
80-10-16=
84-30+15=
40-20+2=
90-50+16=
76-50+11=
80-60-17=
82-40+4=
80-50+9=
61-50+3=
63-20+18=
79-40+18=
72-60+11=
70-20-13=
86-20+1=
81-40+17=
80-60+1=
80-30+3=
66-20+12=
89-50+20=
80-40+19=
90-70-18=
20-10-2=
小学一年级数学下册口算练习题大全
30+10=
10+20=
40+40=
89-40=
20+20=
90-50=
90-70=
80-70=
75-10=
99-50=
50+20=
75-30=
50+40=
61-10=
80-20=
90-60=
50+10=
90-80=
40+30=
73-20=
80-70=
91-30=
80-20=
10+30=
90-10=
51+4=
16+5=
57-6=
79+4=
13+4=
80-0=
43-3=
45+8=
73-8=
91-7=
15+1=
22+8=
62-1=
35-1=
39+7=
36+5=
73-9=
62-1=
49-7=
14-5=
58-9=
16+5=
54-9=
88-8=
58-2=
65+5-2=
15+5-4=
60+8-9=
53-6-5=
40+2-3=
41+3-5=
20+5-6=
66-9-9=
19+4-7=
90-1-6=
54-6-3=
78-8-5=
74+5-1=
40-2-1=
87+5-1=
41+7-5=
20-2-6=
37-4-5=
83-7-5=
19+6-2=
85+4-3=
82+2-8=
40-1-8=
15+8-3=
90+4-8=
90-20-8=
61-10+12=
40-20+3=
82-60+20=
67-40+5=
90-20-9=
74-20+19=
60-50-4=
70-60+3=
50-30-15=
76-30+18=
90-80+5=
50-30-19=
90-50+2=
80-10+5=
66-40+16=
50-40-13=
60-40-4=
90-80-17=
83-40+12=
70-40-8=
82-60+5=
90-80-15=
80-60-10=
67-30+6=
小学一年级数学下册口算练习题大全
87-50=
30+10=
50-20=
98-30=
90-80=
64-10=
92-40=
89-50=
90-60=
10+10=
40+20=
80-50=
10+30=
90-80=
20+20=
30+40=
89-50=
40-30=
80-70=
30+30=
20+40=
67-20=
40+40=
40-30=
86-50=
11-5=
85+3=
70+8=
37+4=
15+7=
79+8=
65-9=
37+7=
58+6=
52-4=
65-9=
14+2=
27+9=
73+1=
15-7=
31+6=
48+4=
18-7=
36+3=
63+1=
74-4=
14+7=
36-5=
66+5=
10+3=
72-6-3=
27-6-1=
74+2-8=
29+6-7=
46+2-2=
88+9-1=
15+6-4=
59+5-7=
20+2-1=
67-4-2=
86+1-8=
33-4-9=
36-4-3=
72-4-5=
19+7-5=
76+5-6=
11-4-3=
78+6-4=
11+8-1=
56+5-7=
58-9-2=
13+9-7=
40+1-7=
62-1-5=
31-3-6=
70-20-2=
86-10+20=
88-60+17=
61-10+5=
81-30+19=
90-20-17=
40-30+18=
88-50+6=
40-20-1=
30-10-8=
63-60+14=
90-20-3=
73-20+9=
70-30+17=
69-10+10=
90-70-18=
90-70-2=
90-80-15=
70-10-3=
90-80-5=
74-10+18=
89-20+1=
81-50+17=
75-10+8=
67-50+7=
小学一年级数学下册口算练习题大全
30+20=
61-20=
10+10=
87-40=
30+40=
20+10=
73-20=
60-40=
70-30=
20+40=
30+40=
60-40=
10+10=
85-30=
50-10=
90-40=
71-50=
50+20=
67-30=
73-60=
40-10=
67-20=
50+20=
20+10=
90-80=
24+2=
84+4=
89-4=
45+4=
78-0=
51-5=
96-3=
82+9=
92-7=
71+2=
67-7=
41+3=
31+9=
38-2=
78+1=
45-2=
79+2=
87+9=
34+9=
33-7=
40+5=
51-5=
66+4=
68-1=
65+2=
32-6-5=
73-9-7=
34+2-6=
59+2-4=
24+9-4=
53-6-3=
47+3-4=
54+7-1=
30+9-2=
72-2-8=
70+6-3=
43+2-1=
62+4-4=
19+4-9=
63-1-5=
90-3-6=
55+1-7=
18+4-7=
75-2-8=
14-8-6=
18-6-4=
16-7-6=
72-9-7=
16+8-5=
62+6-8=
80-20-14=
70-60-12=
90-80-9=
90-80+2=
80-70-5=
72-30+7=
89-50+20=
75-30+18=
62-10+17=
80-10-11=
67-50+2=
80-30+12=
61-10+16=
60-40+11=
70-10+1=
65-20+15=
70-40-7=
73-50+18=
74-20+3=
66-30+3=
69-10+8=
70-40+14=
88-10+20=
50-20-11=
61-10+17=
小学一年级数学下册口算练习题大全
50-40=
20+20=
90-30=
65-60=
71-10=
40-20=
64-60=
84-20=
40+30=
90-10=
68-10=
64-20=
50+10=
77-10=
85-60=
84-50=
80-20=
60-40=
67-60=
79-10=
67-60=
30+30=
50+20=
20+20=
63-30=
32-1=
36+8=
38+9=
83-0=
41+8=
82+2=
86+7=
36+1=
86-8=
74-6=
68+9=
67-0=
23-5=
48+8=
13-1=
14+7=
40+2=
74-3=
31-6=
65+9=
67+4=
73+9=
11-9=
13-9=
43-0=
65-8-8=
12-6-4=
60+2-1=
44+5-1=
73+2-2=
55+5-5=
41+5-5=
29-6-4=
43-7-6=
70+9-6=
83-8-7=
64-3-9=
16-2-6=
15-2-8=
52-2-7=
65-3-3=
41+6-7=
63+8-3=
18+2-9=
20+3-9=
63-6-6=
42-1-3=
86-9-9=
89-3-4=
70-1-4=
30-20-18=
72-50+8=
40-10-3=
71-50+8=
65-20+1=
90-50-6=
30-20-5=
40-30+7=
62-10+8=
40-30-19=
66-10+1=
90-80+13=
72-10+3=
40-30+18=
60-20+10=
90-50-8=
90-80-14=
77-30+18=
30-10-12=
90-70-2=
84-30+18=
84-30+4=
80-70+4=
87-50+16=
85-20+2=
小学一年级数学下册口算练习题大全
30+40=
50+10=
10+20=
90-10=
30+30=
10+10=
77-10=
60-30=
88-10=
70-60=
20+30=
30+40=
80-20=
90-80=
80-70=
90-70=
80-30=
70-10=
10+40=
73-50=
20+40=
77-50=
70-20=
90-80=
30+40=
38-6=
36+1=
16+9=
80+2=
79-6=
72-7=
29+6=
94-7=
14+5=
58+5=
60+7=
49+1=
17-9=
33-5=
42+4=
52+4=
73-9=
89+9=
52+3=
12-3=
47-7=
34-6=
76+1=
31+2=
54-5=
86-8-8=
22-4-3=
65+3-8=
79+6-9=
10-5-2=
90+4-1=
49-6-3=
31-7-8=
18-6-7=
24-9-4=
74-8-7=
27-8-9=
20+7-1=
57-8-6=
71+3-3=
70+4-6=
57+9-9=
75+7-1=
30-7-9=
50+7-7=
40+1-4=
11-9-6=
31-4-2=
15-2-2=
76-7-8=
68-50+3=
62-50+13=
64-50+19=
89-30+6=
80-60-17=
40-30+17=
90-70+9=
70-50+4=
75-50+10=
86-50+20=
64-10+20=
65-10+14=
90-70-15=
85-30+12=
70-10-12=
68-30+3=
60-40-6=
90-50-14=
90-70-14=
90-80-8=
90-80+19=
40-30+3=
84-60+18=
63-50+4=
90-80-13=
小学一年级数学下册口算练习题大全
80-70=
79-60=
80-40=
30+10=
70-20=
69-60=
10+10=
20+10=
30+30=
63-20=
50-20=
10+20=
70-20=
10+10=
40+10=
30+30=
84-30=
40+30=
10+40=
30+40=
20+20=
70-40=
76-60=
50+10=
80-60=
67-4=
10+5=
29+8=
38+1=
72-0=
41-5=
39-3=
68-7=
72+5=
44+6=
14-6=
49-3=
60+8=
25-6=
80+8=
58-9=
75-5=
61-0=
30+3=
85+7=
53+6=
67+2=
83+7=
67-5=
58+3=
66+8-3=
39-2-3=
11+7-1=
21-7-1=
88-3-2=
37+6-9=
36+4-1=
61+5-8=
60+6-1=
22+6-8=
70-5-3=
26+4-4=
62-3-5=
28+4-2=
75-3-7=
26-9-5=
37+1-4=
89-3-2=
11-3-3=
20-8-3=
29+3-2=
83-5-8=
45-3-5=
16-2-5=
44-1-9=
63-20+8=
70-30+8=
74-50+11=
77-50+17=
90-70+12=
62-40+10=
90-40-19=
76-30+18=
77-60+6=
90-80+17=
85-50+15=
74-40+3=
60-40+4=
90-80+17=
61-50+20=
74-30+18=
77-10+5=
90-80-12=
60-50-12=
80-50-5=
70-40+16=
60-50-4=
50-30-10=
70-60-16=
77-20+3=
小学一年级数学下册口算练习题大全
80-70=
80-20=
90-80=
50+20=
68-20=
98-50=
40+30=
40+40=
20+40=
30+10=
76-50=
30+10=
90-30=
80-60=
50+10=
66-20=
64-10=
90-70=
10+20=
70-60=
40+30=
63-50=
69-50=
80-70=
40-30=
34-7=
90+1=
36-6=
53-6=
66-1=
14-8=
31-3=
95-9=
86-2=
67+1=
25+5=
46-9=
50-9=
73-8=
44+5=
46-2=
13+5=
60+5=
77-9=
10+3=
98-9=
24-0=
11+7=
10+9=
13+7=
44-8-8=
72+6-9=
78-8-1=
70-9-9=
25-1-1=
75+2-6=
28+7-7=
69-2-5=
78-4-2=
10+3-8=
31+8-6=
16-6-7=
34+9-8=
41+5-8=
55+2-8=
15-3-5=
34+3-4=
83-8-4=
10+1-4=
77-6-4=
44-1-6=
68+6-7=
63+7-7=
24+9-9=
59+6-5=
70-60-1=
60-10+3=
60-50-4=
79-50+7=
40-30-18=
72-30+12=
70-50-16=
62-30+15=
83-40+13=
88-60+5=
87-50+18=
70-40+5=
60-20-1=
40-10+8=
50-40-13=
90-80-4=
64-40+17=
50-40+2=
80-40-14=
60-30+8=
76-40+13=
80-60+9=
90-70-9=
78-20+3=
20-10+7=
小学一年级数学下册口算练习题大全
70-50=
94-60=
50+40=
50+10=
62-40=
90-10=
50+20=
89-20=
10+20=
10+20=
30+10=
50+10=
30+10=
67-20=
70-60=
70-50=
10+30=
50-30=
50+20=
68-30=
99-10=
70-40=
50-40=
40+20=
89-30=
40+7=
49+1=
39+2=
90+8=
57-7=
88-1=
36+5=
44-9=
10+2=
61-8=
89-7=
71-1=
14-9=
50+1=
75+2=
46-1=
23-7=
92-0=
84-1=
79-6=
50+4=
49+3=
79+6=
85-7=
23+8=
18-4-7=
31+5-8=
29-5-8=
39-4-3=
26+9-6=
42-9-7=
34+7-2=
13+1-7=
58-9-5=
48+2-4=
63+8-3=
24+9-4=
26+1-1=
64+8-3=
43-5-4=
69-3-5=
53-3-9=
51+8-3=
64-6-1=
80-8-2=
33+5-3=
89-6-6=
78+5-9=
75+7-5=
38-4-8=
70-60-1=
72-40+10=
87-20+13=
82-10+5=
72-30+15=
80-60-10=
90-30+19=
63-60+17=
90-60-10=
40-20+5=
90-30+13=
80-70-2=
80-40-12=
80-30-7=
90-80-11=
40-30-19=
80-60-3=
80-50-11=
80-70-15=
80-10-1=
70-40+8=
88-20+11=
90-60-16=
60-40-8=
20-10-3=
小学一年级数学下册口算练习题大全
50+20=
86-20=
50-10=
50-40=
74-10=
79-10=
67-20=
40+20=
91-40=
30+40=
50-40=
98-30=
80-70=
98-40=
81-30=
76-40=
50-40=
90-70=
80-70=
30+10=
40+30=
80-70=
70-20=
90-80=
74-20=
28-6=
81+6=
27-6=
63-3=
32+9=
74+9=
26-4=
84+7=
56+2=
35+6=
20-7=
88+3=
89+1=
87+9=
94-7=
57-2=
45+3=
50+3=
36-4=
59-4=
81+8=
72+1=
25-5=
23+4=
66-0=
77-8-3=
72+3-7=
38+9-6=
68+6-8=
33-5-4=
62-5-8=
53-9-6=
57-7-1=
25-4-2=
71-7-4=
16-2-7=
62+7-5=
31-5-7=
10+8-3=
66-8-1=
51+6-6=
52-9-6=
50-5-9=
85-7-4=
42-6-9=
10+2-7=
81-8-6=
22+6-3=
74-6-2=
49-7-6=
60-30-1=
80-60+2=
78-30+1=
80-70+5=
62-20+8=
66-60+7=
65-20+1
9=
65-30+13=
80-70+10=
90-20+4=
72-10+11=
70-50+6=
64-30+15=
90-80+18=
83-20+8=
80-30-1
4=
65-60+19=
74-10+18=
90-50-4=
50-10-5=
75-60+3=
83-50+12=
73-10+1
9=
80-30+16=
78-60+13=
小学一年级数学下册口算练习题大全
70-50=
66-30=
20+10=
30+20=
95-50=
85-20=
50+40=
20+30=
62-30=
71-10=
90-80=
70-60=
90-80=
30+20=
30+30=
40-30=
98-10=
40+20=
50+10=
10+20=
50+30=
80-50=
20+30=
70-10=
70-40=
76+4=
61-5=
18-0=
83+8=
59+4=
19+8=
32-3=
71+6=
64+2=
65-0=
78-1=
60+6=
90+9=
80+2=
19+1=
46+9=
76+7=
97-2=
73+5=
30-6=
57+1=
79-5=
70+1=
81+7=
48-9=
14-8-4=
66-9-3=
11+7-9=
64-8-8=
54+3-4=
16+5-6=
15-6-6=
17-6-8=
36-7-9=
73+3-5=
29+9-3=
84-9-9=
22+7-7=
18+2-9=
64-5-8=
26-2-9=
29+3-5=
46+4-6=
51-2-2=
72+7-4=
21+6-7=
87-2-2=
54-5-2=
72-3-5=
55-3-7=
69-50+16=
80-70+3=
70-60+1=
71-10+14=
90-60-19=
84-30+17=
61-60+7=
60-50+11=
90-20-14=
70-40+16=
80-70+8=
68-10+2=
90-50-6=
90-80-12=
70-60-16=
80-60-12=
70-10-19=
90-60-8=
81-30+19=
69-60+14=
89-40+7=
73-50+11=
80-60+19=
80-50-14=
65-10+3=
小学一年级数学下册口算练习题大全
40+30=
10+30=
40+10=
60-20=
74-10=
60-50=
50-30=
30+10=
80-40=
81-40=
90-60=
50+30=
80-70=
50+10=
10+10=
10+30=
10+10=
86-50=
69-10=
10+20=
20+10=
98-30=
20+40=
30+30=
63-40=
23+6=
73-6=
80-1=
13-8=
11-4=
10+4=
84-3=
24+7=
37-2=
29+1=
45-4=
50+3=
15+7=
69+4=
48+7=
27-7=
69+8=
69+7=
69-5=
68+9=
52+8=
46-3=
92-3=
28-1=
70+6=
39+9-2=
10+6-2=
75+8-9=
73+1-4=
48-9-1=
58-5-7=
87+1-9=
52-2-3=
59+3-5=
67+1-4=
26+5-3=
43-4-8=
55-1-8=
56-7-9=
35+9-9=
67-1-4=
11-6-8=
52+2-2=
74+8-1=
33+2-4=
46-8-2=
86-4-2=
41-2-2=
55+3-9=
82-1-2=
70-50+13=
60-30-7=
63-20+7=
72-50+19=
88-10+6=
77-10+1=
79-40+16=
88-40+14=
85-60+19=
70-10-17=
80-70-14=
70-40+4=
86-30+10=
88-30+6=
69-40+1=
81-40+13=
79-40+7=
80-50-19=
90-60-6=
90-80+1=
87-60+11=
63-20+18=
90-80+11=
90-80+13=
90-20-15=
小学一年级数学下册口算练习题大全
96-30=
50+30=
91-60=
60-30=
30+20=
30-10=
88-60=
10+30=
70-40=
90-80=
94-50=
68-20=
20+10=
30+40=
80-60=
50+30=
40+20=
40+30=
60-30=
81-60=
70-10=
40+10=
90-80=
50+30=
50+40=
61+9=
50-4=
84+8=
60-3=
28+3=
35-4=
38+5=
90+6=
11-3=
10+7=
11+4=
41+1=
55+9=
74+7=
62+5=
40+9=
70-6=
72+2=
64+3=
90-1=
86+5=
33-0=
42-8=
49+5=
42-8=
15-2-8=
83-2-7=
12-3-6=
68+3-1=
60+8-1=
73+3-6=
47-6-8=
80-4-3=
64-1-2=
52+2-8=
39+2-8=
29+3-6=
33-8-6=
58-3-6=
81-9-9=
67+5-1=
41-9-5=
43+2-9=
49-7-2=
68+6-8=
53+7-3=
21-6-4=
23+8-4=
41+8-7=
87-2-4=
74-50+1=
85-40+7=
90-60-19=
88-20+5=
90-80+19=
70-60+12=
90-50+1=
79-20+15=
70-30+9=
90-50-7=
90-70-8=
90-70-12=
60-50+10=
70-60+10=
79-60+6=
50-30-11=
84-40+12=
63-60+12=
90-80+9=
90-60-13=
50-20-11=
60-10-18=
86-50+14=
76-30+19=
62-60+18=
小学一年级数学下册口算练习题大全
40-30=
85-50=
40+10=
80-40=
66-40=
40+20=
50+20=
50+40=
68-40=
65-10=
30+10=
20+30=
10+40=
90-10=
10+40=
60-20=
90-50=
70-60=
72-40=
90-80=
10+20=
50+40=
50+10=
10+10=
40-10=
26+1=
76-6=
74-5=
27+7=
56-9=
62+2=
13+4=
41-6=
39-6=
44-6=
78+9=
90+6=
82+7=
41-2=
99-3=
82-2=
76+5=
64+1=
88-9=
16-7=
81+4=
82+5=
52-8=
21-1=
42-8=
19-1-8=
73-7-1=
56+3-6=
27-4-7=
55+6-7=
60-3-1=
51-7-6=
15-5-1=
72+1-9=
57-4-9=
48-2-9=
85+6-3=
69-3-8=
13-6-8=
18+5-7=
58-9-1=
67-3-7=
43-5-9=
40+9-3=
59-6-1=
65-3-9=
32+3-4=
82+8-3=
31-3-3=
21-4-2=
40-30+1=
90-70+1=
90-70-19=
50-40+18=
60-50-9=
90-70+5=
40-30-4=
80-50+14=
90-60+3=
90-60-6=
80-70+16=
80-50-6=
60-50-9=
76-10+14=
77-50+1=
40-30-5=
86-60+16=
80-70+5=
40-20-2=
81-60+19=
73-50+7=
60-50-12=
71-50+7=
87-50+8=
85-50+19=
小学一年级数学下册口算练习题大全
10+10=
50+20=
50-20=
90-80=
71-10=
10+10=
30+40=
70-50=
50+40=
40+20=
90-40=
65-40=
80-70=
90-60=
90-70=
40+20=
50+20=
64-60=
10+10=
90-20=
90-40=
20+40=
71-60=
80-30=
90-80=
89-7=
22+1=
51+6=
21+1=
81-6=
35+1=
58-0=
41+8=
15+7=
67-4=
99-7=
22+2=
37+7=
39+1=
75-3=
34+7=
76-7=
66-6=
81+6=
12+8=
71-9=
33+8=
36-6=
11-8=
74-9=
76+4-7=
55+1-7=
59+8-1=
12+3-2=
70-3-8=
81-4-7=
47+4-5=
42+8-9=
84+3-3=
28+5-8=
64-7-2=
71-1-1=
60-4-5=
17+5-1=
87+9-5=
68-1-8=
61+2-4=
36-2-9=
23-1-9=
20-8-2=
72-2-7=
77+4-7=
13+9-2=
44-8-4=
41+8-6=
74-50+6=
85-40+19=
80-20+9=
90-80+3=
60-20-5=
69-50+6=
40-30+2=
76-40+8=
30-10+14=
84-20+4=
80-40+17=
74-20+9=
90-70+18=
76-30+10=
78-30+9=
85-40+14=
74-20+3=
81-30+3=
70-60+1=
65-10+10=
83-10+20=
50-20+18=
80-50+4=
90-20+4=
65-10+5=
小学一年级数学下册口算练习题大全
30-20=
73-40=
83-30=
40+10=
80-40=
76-50=
50+30=
99-30=
90-80=
89-20=
70-40=
30+10=
96-20=
64-10=
68-60=
83-10=
90-80=
73-30=
85-40=
85-50=
40+10=
70-50=
78-20=
50+40=
90-20=
53+1=
66+3=
57-4=
66+2=
62+7=
54-3=
12-6=
68-6=
28-0=
11+3=
68-3=
78-6=
45+7=
38+6=
39-0=
46+9=
17+7=
16+1=
66-3=
24+6=
11+5=
25-9=
64+8=
82-7=
14+9=
52+8-4=
15+7-9=
50+4-4=
71+1-8=
64-7-8=
15-8-2=
64-7-5=
17-5-8=
73-4-6=
23-4-1=
25+8-9=
30+3-1=
36+3-4=
10+6-5=
76-7-6=
59+9-6=
30+1-9=
21+5-3=
44+6-3=
47-7-9=
44-1-5=
61+5-4=
32+3-3=
35-1-3=
67-1-7=
86-30+18=
70-30+19=
90-60+17=
63-10+3=
70-60+14=
80-60-5=
82-10+16=
30-10+11=
80-30+15=
90-10-13=
78-50+15=
68-40+5=
88-30+8=
80-30+16=
62-10+13=
83-10+4=
78-10+9=
61-10+3=
78-30+14=
86-30+19=
60-30+19=
78-40+8=
70-60+12=
70-10-12=
40-20+18=
小学一年级数学下册口算练习题大全
91-30=
72-20=
10+30=
94-40=
90-70=
20+20=
81-20=
98-10=
80-60=
80-70=
50-30=
90-80=
97-50=
89-30=
60-50=
63-30=
30-10=
20+30=
73-10=
10+30=
90-10=
90-60=
80-50=
95-30=
30+20=
50+5=
48+2=
84-4=
42+6=
13-9=
61-7=
20+9=
44-7=
54-0=
25+7=
50+1=
34+8=
95-2=
52+5=
48+9=
58+3=
69-5=
65-9=
76+9=
82+7=
44+1=
44-1=
55-1=
47+9=
84+9=
77+3-5=
64-9-4=
47+1-9=
58-5-1=
37+3-7=
22+7-1=
52-2-1=
65+7-5=
69+7-3=
45+9-7=
16-3-8=
17+3-8=
56+9-4=
12+7-4=
55-8-5=
37+6-3=
53-6-9=
71-6-8=
28-3-6=
25+1-6=
28+2-8=
34-4-4=
59+4-2=
78+6-7=
46+3-8=
80-70+5=
90-80+13=
90-40+2=
70-50+18=
72-50+18=
70-10-12=
80-60-13=
70-60+6=
60-40-17=
69-10+7=
90-70+12=
80-20+10=
67-50+19=
65-10+19=
90-50-2=
89-10+18=
90-60+13=
80-20+9=
90-80+17=
88-40+1=
90-20-17=
80-70-6=
78-30+10=
65-40+14=
61-10+7=
小学一年级数学下册口算练习题大全
40-20=
75-60=
60-40=
78-40=
95-30=
20+30=
64-10=
62-30=
80-70=
90-80=
50+40=
90-80=
30+10=
78-40=
62-30=
10+30=
90-70=
40+20=
30+30=
60-40=
60-10=
50+30=
81-60=
20+30=
40+40=
23+9=
73+1=
82+3=
72-8=
50+5=
92-6=
76+3=
74-9=
63+1=
60-7=
42-1=
14-4=
66-4=
16-5=
35+5=
76-3=
60-7=
52-0=
76-1=
43+1=
16-3=
48+1=
66+1=
63+8=
73-7=
23+1-6=
60+8-8=
69-7-4=
76+7-2=
65+5-4=
12+4-2=
37-7-6=
34-2-4=
82+1-4=
57-4-7=
31-5-2=
38-7-7=
17-7-2=
19+5-9=
81-1-5=
18-6-2=
23-8-7=
35+4-3=
88+2-1=
51-8-5=
64+5-2=
33+7-6=
34-1-9=
13+6-6=
82-4-3=
90-60-2=
62-60+20=
84-60+20=
66-20+15=
90-10-14=
90-20-10=
75-40+1=
80-60+14=
70-20+4=
90-60+5=
81-40+2=
80-70-9=
71-30+4=
87-30+6=
90-10-18=
90-50-5=
60-30+2=
80-60+4=
80-70+17=
73-60+9=
68-10+20=
64-50+10=
70-60+4=
85-30+5=
50-30+4=
小学一年级数学下册口算练习题大全
60-20=
65-50=
62-20=
90-80=
20+30=
93-20=
84-30=
77-20=
63-20=
30+10=
70-10=
92-40=
80-60=
90-40=
10+30=
77-30=
68-60=
20+20=
86-50=
99-20=
74-10=
20-10=
60-40=
62-40=
90-50=
68+7=
44-0=
62-0=
31-2=
85+3=
76-9=
83-9=
57+3=
58+7=
54+9=
76+1=
63+8=
59-5=
71-4=
57+9=
27+9=
96-6=
42-6=
12-4=
94-5=
24-8=
81-4=
52-7=
97-6=
77+2=
70+7-7=
61-8-1=
51+5-4=
20+8-3=
40-6-4=
19+2-4=
39+6-8=
46-6-6=
45+4-1=
25+7-4=
82-4-6=
12+4-9=
17+6-9=
16-1-9=
87+2-1=
71+7-6=
63+9-2=
76+6-5=
59-2-6=
25-2-2=
31-6-2=
50-3-1=
82-9-5=
14+4-6=
11+1-5=
72-30+11=
65-40+2=
72-30+20=
85-20+2=
77-30+3=
30-10-12=
30-20+2=
30-20+17=
90-80+19=
50-10-17=
78-50+9=
90-80-15=
79-50+17=
68-30+4=
30-10+18=
71-50+9=
66-10+11=
90-80-16=
82-30+20=
80-30+3=
63-30+10=
80-60+9=
70-20+19=
69-50+18=
90-20-7=
小学一年级数学下册口算练习题大全
90-80=
64-10=
40+20=
30-20=
50+40=
40+10=
62-10=
30+40=
90-80=
70-50=
80-30=
77-10=
20+40=
10+20=
20+20=
50-40=
90-80=
20+10=
40+40=
62-60=
80-60=
80-40=
40+10=
20+10=
62-20=
29-2=
59+1=
14-5=
66-3=
53+3=
29-2=
24+3=
47-1=
90+4=
83-3=
73+2=
16-9=
18-4=
40-9=
74+2=
53+5=
56+9=
73-2=
79+2=
59-1=
86+2=
63+5=
87-1=
42-1=
90+4=
16+3-6=
55-9-4=
18+5-5=
83+8-9=
59-9-9=
52-9-7=
64-1-8=
38+1-8=
75+4-9=
90+7-1=
90-7-6=
42-3-9=
83-6-8=
46-8-8=
69+2-7=
43+2-4=
79-4-3=
35-7-4=
23+3-4=
78-5-7=
60+9-8=
24+4-3=
65+4-5=
45-5-2=
34-5-4=
66-20+11=
65-30+12=
63-50+7=
87-30+5=
50-30-19=
90-70+7=
90-70+11=
70-20-16=
86-50+20=
75-20+14=
70-60-3=
90-80-4=
86-40+16=
73-20+6=
80-70-10=
70-60+17=
90-60+18=
40-30+4=
83-50+10=
61-30+5=
90-40+18=
80-10+11=
64-50+18=
81-20+1=
80-40+10=