小学数学一年级下册口算分类练习题
可爱的小动物作文-三八妇女节的由来
一年级数学下册口算分类练习题
第二单元
整十数加减整十数、整十数加减一位数及相应的减法
50+20= 30+40=
80-20= 60-50= 80-10= 50-30=
20+70= 30+50= 80-70= 40+50=
90-90= 40+60=
60+30= 40-40=
90-70= 30+30= 10+50= 70-40=
60-60= 100-40= 30+4= 34-4=
50+5= 55-5=
86-6= 4+90=
9+20= 76-6= 50+7= 57-7=
33-3= 8+20= 99-9= 40+7=
77-7= 54-4=
60+2= 38-8=
7+90= 97-7=
第四单元
(一)两位数加减一位数(不进位、不退位),两位数加减整十数
51+3=
5+41= 5+33= 71+6= 35+4=
51+4=
8+41= 7+32= 6+33=
3+44= 5+42= 5+64=
3+24=
45+3= 81+5= 6+42= 51+7=
42+5=
49-7= 26-2= 58-20=
63+10= 69-7= 66+3=
87+10=
23+6= 43+5= 32+30= 56+20=
30+47=
10+63= 84-3= 59-5=
4+74= 74-2= 25+50=
66+30=
57-20= 88-80= 85-50= 67-3=
41+50=
4+54= 53+40= 5+30=
72+6= 45+3= 38-6=
99-80= 47-6=
30+69= 67-50= 46+20= 7+81=
51+7= 95-50= 30+25= 26+3=
14+40= 7+52=
(二)两位数加一位数(进位)
62+8= 35+5= 79+7= 86+6=
59+7= 75+5=
46+8= 89+7= 28+5=
78+8= 29+6= 39+9=
7+55= 6+88=
9+75= 9+46= 5+69= 4+47=
8+88=
3+68= 89+7= 36+5= 4+29= 53+8=
7+25= 63+8= 9+39= 37+4= 8+27=
13+9=
9+12= 0+41= 67+0= 55+7=
38+5= 5+79=
5+46= 7+54= 49+9=
79+2= 2+88= 8+26=
1
6+56= 78+5= 8+17= 17+4=
6+66= 32+9=
4+39= 77+3= 49+4=
6+68= 9+48= 2+49=
9+56= 3+18=
89+2= 5+86= 72+9= 73+7=
53+9=
66+5= 6+85= 4+17= 34+7= 58+6=
6+57= 8+19= 89+1= 5+78=
55+7= 27+4=
22+8= 17+4= 97+3=
6+54= 69+4= 5+77=
8+82= 8+73=
74+6= 56+7= 7+46= 79+5=
6+34=
46+7= 39+1= 9+31= 26+5= 67+8=
76+6= 7+66= 9+53= 34+8=
49+2=
(三)两位数减一位数(退位)
48-9= 47-8=
52-4= 43-8= 68-9= 40-2=
27-9=
32-4= 41-2= 38-9= 50-8= 63-9=
37-8= 88-9= 75-9= 92-3=
42-7= 71-6=
47-8= 26-7= 52-3=
63-5= 80-2= 36-9=
65-8= 45-9=
86-8= 24-9= 40-2= 46-9=
43-4=
75-6= 41-6= 94-9= 96-7=
27-9=
87-8= 30-6= 35-9= 64-6=
72-9= 31-7=
71-2= 88-9= 54-7=
50-7= 20-5= 42-7=
63-5= 24-5=
82-9= 61-8= 43-9= 53-5=
80-6=
22-9= 33-4= 95-7= 70-5=
72-5=
23-7= 32-8= 42-8= 46-9=
71-8= 51-2=
53-9= 31-5= 61-6=
21-7= 51-8= 62-4=
84-8= 44-6=
81-8= 63-8= 51-7= 30-3=
56-9=
83-8= 63-6= 31-9= 83-6=
90-7=
92-8= 80-4= 53-8= 32-9=
60-5= 52-8=
64-9= 36-8= 54-5=
74-5= 42-6=
第六单元
(一)笔算两位数加两位数(不进位)的口算与笔算
21+45= 75+11=
61+38= 21+64= 43+36= 51+25=
12+61= 63+23= 72+13= 23+74=
13+53= 41+44=
34+41= 31+67= 87+12=
31+67= 73+14= 32+53=
42+12= 64+21=
61+17= 15+72= 55+11= 31+24=
2
43+27= 87+11= 33+54=
44+51= 51+41= 33+32=
27+51= 11+81=
13+43= 42+43= 16+52= 31+44=
15+83= 31+52= 68+21= 52+15=
11+63= 44+51=
43+24= 61+14= 44+23=
21+52= 54+21= 22+33=
23+44= 27+32=
65+31= 14+41= 53+25= 11+81=
37+62= 36+64= 35+31= 25+52=
32+45= 46+11=
28+41= 34+23= 31+65=
73+26= 21+42= 13+55=
25+43= 13+62=
75+24= 13+53= 41+44= 51+26=
(二)笔算两位数减两位数(不退位)的口算与笔算
67-36= 88-25=
99-87= 67-66= 97-75= 75-32=
67-36= 88-25= 99-87= 39-34=
67-11= 86-54=
98-55= 63-32=
75-25= 99-43= 24-14= 29-16=
29-15= 81-31= 77-71= 87-73=
24-22= 78-43=
36-25= 89-79=
26-13= 88-15= 25-24= 89-56=
77-65= 69-16= 99-16= 49-44=
91-51= 59-38=
79-17= 73-61=
58-35= 99-34= 87-46= 53-21=
91-61= 86-74= 35-12= 44-22=
92-91= 75-43=
39-11= 78-35=
89-28= 49-42= 93-72= 65-65=
33-31= 69-17= 59-48= 97-43=
79-35= 77-21=
24-23= 79-58=
56-44= 59-38= 59-19= 37-25=
98-26= 97-55= 69-25= 54-32=
79-73= 97-74=
67-53= 88-75=
47-11= 88-88= 94-24= 88-15=
37-25= 79-34= 96-54= 49-28=
38-37= 57-57=
(三)笔算两位数加两位数(进位)
39+52= 11+79= 59+11= 57+36=
82+18= 35+58=
33+56= 39+51=
63+18= 47+16= 38+52= 29+61=
21+49= 78+16= 55+39= 34+58=
37+57= 17+46=
27+38= 64+18=
55+17= 77+28= 79+16= 16+86=
12+79= 39+43= 34+46= 79+13=
48+25= 49+73=
69+74= 36+27=
29+57= 55+36= 48+25= 63+27=
56+17= 23+49= 16+74= 73+18=
45+49= 73+17=
37+25= 16+48=
32+59= 58+13= 48+13= 12+69=
3
39+42= 26+27=
63+27= 75+15= 26+74= 39+49=
56+25= 39+28= 16+78= 13+58=
31+29= 57+19=
16+38= 39+28=
41+49= 35+17= 34+47= 49+42=
26+35= 78+14= 37+45= 58+27=
87+15= 73+17=
45+39= 73+18=
37+25= 16+48=
(四)笔算两位数减两位数(退位)
81-35= 64-19= 35-28= 36-29=
31-26= 63-45=
55-28= 72-48=
52-44= 83-65= 61-58= 95-71=
91-12= 96-88= 64-25= 52-45=
83-69= 47-29=
95-87= 60-23=
85-39= 43-36= 38-19= 46-37=
95-47= 24-17= 91-45= 90-41=
80-53= 72-16=
45-27= 20-11=
92-69= 74-57= 30-26= 36-17=
94-23= 88-69= 73-65= 57-38=
82-34= 23-17=
34-18= 63-56=
68-49= 23-14= 70-34= 52-17=
22-13= 94-65= 54-27= 66-47=
42-26= 71-37=
95-46= 91-27=
94-89= 66-27= 66-57= 91-56=
85-17= 93-47= 96-69= 71-15=
87-58= 64-55=
74-15= 31-17=
87-68= 52-47= 75-67= 82-34=
92-89= 70-62= 95-26= 63-45=
70-53= 31-24=
51-24= 91-22=
92-55= 71-15= 96-48= 67-28=
88-29= 63-39= 95-87= 90-71=
70-56= 73-38=
90-14= 94-78=
4