二年级下册数学暑假计算题练习.doc
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二年级下册数学
暑假计算题练习
二年级数学计算题练习
班级------------姓名------------
一·口算。
8×4= 9÷3=
6×9= 14÷7= 2×1=
31+8= 35+7=
10+6= 6×5= 25-9=
4×7= 9×3= 2×6= 5×4= 3×6=
3×8= 2×5= 30+8= 9×7= 5 +9=
38-9= 60+20= 24
3×2= 6
5×3=
49-30= 5
24-8= 9
7×7= 8
12+5= 8
6×4= 7
700-400= 7
8×5= 45
1×5= 80-6= 36
32+9=
16-7= 25+9= 1
45÷9= 5
5×8=
37+52=
24÷8=
72-29=
460-80=
900+500=
÷4= 42÷7=
7×3=
÷3= 2×6= 17-7= 25+6=
×4= 6×6= 2×8=
×9= 4×3=
1×1= 9×8=
÷2= 18÷6= 32÷8=
300+600=
×8= 32-9= 5×5= 8×6=
×4= 5×7= 6×2= 200+50=
×2=
15÷3= 5×2= 7×8=
÷5= 9×5= 3×7=
18÷3=
÷6= 13+6= 9×6=
×7=
900-700=
×5= 140-50= 800-200=
800+700=
72÷9= 30+300= 66-25+39=
-14=
140-90= 35÷5×4=
36÷6= 320+70= 90-56÷7=
8×9= 6320-320= 52-(22+9)=
670-50=
750-200= 400+30=
720+90=
53+600= 630+300=
2×8÷4=
72÷9+6=
70
60+900= 8×9-3= 1000-400=
790-260= 4+5×3=
54÷9= 7×8=
29+30= 36÷6= 32÷4=
4×9= 35+45= 1000-500=
49÷7+500 = 81÷9÷3=
16-2×7=
91+85-26= 2×2×2= 2×9-8=
3×(8-6)= 2÷1-0= 50+2×8=
14+11-25=
(9-5)×5= 90-81+2=
85-83-1= 8×6+79=
6÷2-2=
96
19+6×6= 5
5×7-10=
25
4×7+7= 80
45+91+29=
72
4×3-0= 0
73+24÷3=
1
46+91+80= 60
71-9-48=
96
12÷4-2= 4
60÷6-7=
8
3÷1-1= 76
12÷2÷2=
9
4+4×8= 34
22+32+97=
9
4×6-11= 36
0×35+7=
24
62-10÷1= 96
7÷1×5=
35
63-62-0= 20
-2×4=
52
×6+82= 1
÷5×9=
20
+5×7= 51
-25÷5=
(7-5)
×4+62= 36
×8-7=
3
÷10+99= 12
-44+68=
93
×4-2= 7+90-9
× (27÷9)=
81
+57-79= 37
÷1×7=
95
+4×4= 5
×(36÷9)=
8
÷9+69= 0
-5÷5= 4
-2×3=
43
÷5+31= 93
÷5-3=
47
-1×5= 4
×3+63=
77
÷5+37= 63
-30+5=
9+40-10
×0= 6
+69-16=
51
×0+48= 6
÷2-2= 5
-7×4=
28
= 97
÷9÷1= 10
+1×5=
90
-57+44= 53
×16÷8=
92
÷8-0= 16
+60-36=
13
×7+98= 42
+58-67=
79
-22+34= 10
-3×2=
115
×(24÷4)=
+66-49=
-16+16=
=
÷6+29=
+37-59=
×4-19=
×4+7=
÷4+83=
-7-66=
÷1×8=
+9×7=
-4×1=
-6×2=
÷4+7=
+8×8=
÷6-4=
-38+40=
-63÷9=
-9×5=
9×4-10= 60+72÷8= 8×4-22=
21-2×3=
1×0-0= 13+71+38=
6÷1+8= 62-4×4=
6+(6×3)=
18-63÷7= 59+74-70= 100-2×1=
8×5+45= 9×2-10= 51-19-0=
8×0+49=
3×4-9= 7×0+31=
89-76-11= 32÷8×6=
42÷6×2=
12÷4÷3= 36÷9×5= 54÷6÷3=
9×9-61= 72
70-3+13=
53
47-11-21=
32÷8+9=
74
30÷5+58= 52
18÷3+4=
50
(8-2)×7= 4
5÷1×5=
12
72÷9-1=
78
26+93-52=
87-7×7=
22
48÷8-0= 5
8×3+89=
1
56+71-23=
57-13-42=
7+0+94=
57
38-7+69= 4
12÷4×2=
4
38+80-8= 86
28-2×8=
48
÷8-1= 99
-37-4=
74
+5×3= 6
-8×7=
80
+6×0= 62
-1÷1=
15
×5-19= 28
÷4÷3=
3
-81÷9= 29
×6-0=
59
+35÷5= 98
×3+95=
61
×0+9= 80
÷1+9=
4
-17-24= 82
+71-96=
270-(6+5)
÷1×9= 84
+52+51=
102
-73+1= 8
+43-21=
24
-9÷3= 8
+31-16=
6
×4+61= 40
÷10-4=
90-9+5
+86+70= 30
-1-7=
75
+30+94= 23
×7+68=
11
+9×2= 6
-30÷10=
20
-47+0= 62
+97-8=
73
+15+52= 18
+5×6=
29
-74+72= 16
= 16
+42÷6=
91
-4×6= 2
×9+72=
100-10
÷8-1= 21
×5-14=
×8+3=
÷4-5=
=
÷10+65=
+24÷6=
-0-18=
+86-1=
÷1×4=
-2×5=
-32÷4=
-10÷10=
-12÷2=
-1×2=
÷2-0=
÷4×3=
-37+58=
×9÷9=
×1=
÷7÷1=
75
0
9
72
79-73-4= 20÷10+18=
56+51+18= 16÷8+8=
136-7×7=
77-81÷9= 92-37-41= 31+9×8=
14+5×7= 3×7+20= 21÷7÷3=
16+76-54=
98-39+47= 12÷3÷1=
49+25+81= 27+91-42=
113-5×3=
5÷5+4= 68+1×9= 83-8-9=
72÷8×6= 32+96-33= 2×7-0=
89+93-26=
66+14+79= 22
66-9×4=
1
6÷2+20= 42
28+0×2= (
9-9)
9×0-0= 3
35÷5-2=
1
21+7×8= 1
30+69+53=
47
51+80+84= 24
15-12+68=
24
8×4+41= 3
7÷1+29=
97
58+0×1= 159
8÷2+8=
50
6÷3-0= 3
34-0×6=
4
61-20-36= 8
80+24-66=
4
95-6×7= 24
9÷1÷9=
118
-21+43= 4
×6-4=
42
+4×6= 18
×6=
65
×5+33= 37
×9÷9=
19
×(30÷6)= 36
-16-22=
16
+3×8= 53
-1×8=
79
×1+67= 126
+52-57=
5
-8×9= 43
-10÷5=
74
×8-5= 68
×9×4=
48
×0+49= 0
÷4-0=
4
÷8-2= 40
-7×3=
2
×(14÷7)= 58
÷7-1=
20
÷6+8= 12
-3×9=
89
+15÷3= 69
-1×5=
61
+0×5= 72
÷4+7=
99
+93-13= 20
-46-27=
41
-5×6= 32
×3-6=
80-4
+78-76= 5
-38-32=
6
-20÷2= 0+14-7
-6÷3=
1
×6+32= 48
×8+16=
1
÷10-2= 13
×8-8=
27
-6-8=
+21÷7=
-8+59=
-16-5=
-56+39=
-41-18=
÷9÷4=
+35+31=
+46+62=
-4×7=
÷8×8=
÷4=
×9-5=
×8+27=
=
×5×8=
÷6-0=
÷1-0=
+16-24=
+4×5=
14+66-52=
42+0×2= 13+58+61= 77-13-14=
9×(24÷4)= 6×8+75= 71-3÷1=
90-9÷9=
5×(32÷8)= 48+74-1=
9×6-12= 77-12÷3=
40÷5-4=
91-25-7= 87+51-54= 3×9-9=
66+6÷6= 39-2-11= 12÷2÷2=
25+18÷9=
3×8+33= 34+80÷8=
83+49+12= 6×5+51=
7÷7+10=
67
60+93+42= 27
58-3÷3=
6
6÷3+5= 90
23+48+66=
6
9×2÷1= 64
76-0-40=
45
8÷2×5= 72
78+82-59=
23
7÷7+8= 18
64÷8+0=
40
6÷3+5= 13
3-6÷6=
40
1×4+92= 2
7÷1÷7=
21
56+8×7= 4
65-36÷4=
62
36+10+65= 4
1×21÷3=
6
40÷5-4= 8
-4-56=
58
÷7÷3= 63
÷3+39=
91
+11-34= 51
×6+88=
14
+3×8= 10
-11-28=
0
÷1÷9= 2
+10÷10=
84
-11-6= 2
÷5+17=
46
+50+48= 78
-3+18=
3
×9÷3= 18
+56÷8=
24
÷1+68= 88
-4×2=
60
×9+4= 9
÷6+91=
28
÷8+2= 24
+20÷4=
27
-2×4= 12
+12÷4=
80
-27÷3= 4
÷7+36=
54
+78+3= 80
×6+72=
24
×3+64= 19
+95+74=
83
+8×8= 86
-54÷6=
29
-8÷8= 82
÷1-0=
79
÷6×7= 2
÷4÷3=
8
-68+8= 60
+33-16=
47
×2-4= 45
÷1÷7=
54
÷6-3= 56
÷3÷3=
÷6-1=
-36÷9=
×5-9=
÷9×6=
-1-54=
÷4-2=
+5×3=
-57-20=
+6×5=
+49÷7=
+64-18=
-9÷1=
×2-0=
÷2-0=
-54+31=
-25+44=
÷5×9=
÷6+62=
÷7-7=
99+1×5=
3÷3×7= 4÷1×3= 45÷9-4=
54-35-4= 76+27÷9= 29+4×7=
16÷4×4=
95+7×6= 95+9÷3=
1×8+83= 53+39-2=
6÷6+23=
35+0×1= 9×9-25= 12÷2×6=
69-4×0= 79+6+23= 5×8-6=
94+5÷1=
36-8-17= 22+0×3=
7×9-1= 5+12÷3=
44+32-2=
18
78+28÷4= 33
58+6×3=
137
16-6-2= 9
59+82-0=
16
76-39-10=
35-4×0= 4
8÷8+13=
60
97+19+88=
60-11-40=
76+92-40=
96-16
÷8= 54
1×14÷2=
90
75+7×2= 53
97-0×8=
36
1×1+99= 92
1÷1+52=
87
30÷5+58= 52
7+20+7=
10
18+35+94=
÷2×3= 1
+19+42=
49
-8×6= 47
×1×1=
61
÷2×4= 62
-40-2=
8
×1+15= 71
+71+65=
99
-32-3= 4
-9×8= 40
×4=
77
÷9+9= 92
+18÷3=
21
-17+46= 96
÷6-1=
101
+80-10= 10
+8×1=
8
+6×0= 62
÷2+63=
3
÷1-0= 10
×2+29=
80
÷7×7= 13
+14÷2=
0
-50-7= 8
+80-79=
×7÷1=
48
+7×7= 5
-8+81=
46
×5-2= 51
÷5+82=
2
+79+57=
-24+67= 4
÷7-0=
28
+31-97=
-2×5= 7
-2÷2=
51
÷8+16= 28
+86+70=
3
÷1+21= 48
+40-9=
10
+0×6=
-12÷6=
×5+58=
×(27÷9)=
÷7×9=
÷8-3=
-36÷9=
-24-7=
-6-10=
÷1×6=
+40+18=
×6-1=
÷4×4=
+81-62=
×1×9=
-39-5=
÷7-2=
÷1+65=
-43-0=
÷2+60=
14
65
39
79
(9-8) 8
2
6
22-3×7= 42+73+38=
96-5×8= 12-3×2=
5×4+47=
58-30+65= 38-11-6= 1×8-8=
12÷4-3= 4×8-16= 40+42-31=
3÷1+79=
84-63+0= 28+7×7=
24-13+38= 84+16+5=
7×5-9=
10-14÷2= 7×5-8= 0×1+71=
35+0×6= 109-4÷4= 2+95+79=
92+7-97=
61-3×6= 14
4×0+50=
8
72÷8×0= 35
24÷4-4=
97
28+5×1= 9
13+40+87=
46-3+20=
89
4÷1-1= 81
78-20+63=
69+69+74
=
57-33+45=
23+82+92=
71-7÷1=
5
8÷1+77= 91
42÷6-2=
65
18÷1÷3= 98
8÷8-0=
87
93-9+46=
70
86-73+62=
90-8×1= 95
+51-4=
3
÷8-0= 9
+9×3=
70
-89+33= 72
×8+68=
35
÷5+42= 42
+12÷2=
3
-5×2= 69
÷6+26=
22
÷3+8= 65
÷8-0=
6
+21÷3= 4
÷5+72=
57
-12+34= 78
-1+25=
2
+32+44= 36
-42+75=
80
+2+3= 73
+1×4=
41
+13+50= 34
×7+10=
49
×8+61= 54
÷10×7=
9
÷8÷3= 3
+21+23=
84
-4÷1= 83
×6-5=
27
+12+46= 3
+71+26=
9
+7×3= 1
×6×0=
40
+8×6= 43
+78+16=
94
+8×7= 40
×5-3=
64
÷6×9= 33
+50-1=
89
-38-31= 2
-3×4=
92
+4÷4= 1
÷7+52=
-6×8=
×1+0=
÷3×5=
+6÷1=
-13-3=
-3×2=
×4-9=
×0×7=
×6×6=
+2×3=
+30÷6=
+7×5=
÷8-4=
+66+3=
+2×4=
-1-31=
×2×2=
+49+82=
×0+52=
30
30
12
64
76
52
53+9÷9= 2×(8-3)= 79+5×2=
2+9×2=
0×30+5= 7×0-0=
23+53+34= 7×9+28=
6÷1×4=
73-62-7= 4×4-11= 91+97-69=
6-4÷2= 7×0+34= 61-20+57=
1×7+16=
1×27÷3= 87-6×1=
96+59+16= 16÷8-1=
85-9×9=
7×4-7= 67-53+6= 98+25+32=
55-42+78=
8×2+52= 5
4×2-0=
8
66+6×7= 63
9×1×4=
8
45÷5-6= 0
18÷1÷3=
98
8÷8-0=
87
53+60-85=
63÷7+10=
67
60+93+42=
58-3÷3=
6
70-3+13= 53
47-11-21=
32÷8+9=
74
23+82+92=
60-11-40=
76+92-40=
96-16
÷8= 81
0×14÷2= 90
×3÷3=
18
×(63÷9)= 1
÷8÷1=
0
+91+20= 21
×2+7=
24
×3×0= 7
+32+44=
3
-42+75= 80
+41+2=
40
-4-56= 58
÷7÷3=
63
÷3+39= 91
-37-4=
74
+5×3= 6
-8×7=
80-10
+21÷3= 4
-9×8=
40
×8-4= 77
÷9÷9=
92
+18÷3= 21
-1×5=
41
×1-0= 9
×2×9=
5
-3+6= 24
÷4-5=
65
÷1×9= 54
÷1×9=
33
+50-1= 89
-10+11=
8
+20÷4= 27
-2×4=
12
+12÷4= 80
+31-16=
6
×4+61= 36
-4=
90-9
+8×6= 43
÷5+82=
2
+79+57= 8
-24+67= 4
÷7-0=
28
+2×4=
×0×8=
÷5+34=
+20÷5=
+6÷3=
-46-2=
+2×4=
-1-31=
+99+31=
÷3÷3=
÷6-1=
-36÷9=
×8+3=
÷4-5=
×5=
+30÷5=
÷1×6=
+40+18=
×6-1=
÷4×4=
5
90
21
75
76
79
9
75+7×2= 53-17+46=
96+31-97= 2+81-62=
4×2-0=
8÷8÷1= 0×2×9= 5÷5+34=
66+6×7= 63+91+20= 21-3+6=
24+20÷5=
9×1×4= 8×2×7=
32÷4+5= 65+6÷3=
20÷5+6=
0×3+0= 7÷1×9= 54-46-2=
18÷3÷3= 98+32+44= 30÷6×9=
33+2×4=
8÷8-0= 87
24÷4-4=
97
16-2×7= 91
3×8-8=
2
9×5×5= 90
6÷2-2=
96
19+6×6= 5
5×7-10=
25
4×7+7= 80
45+91+29=
4×3-0=
0
73+24÷3= 1
6÷3+5=
13
3-6÷6=
40
46+91+80=
60÷6-7= 8
30÷5-1=
76
12÷2÷2= 9
4+4×8=
34
22+32+97=
-42+75= 80
-89+33=
72
+85-26= 2
÷1-0=
50
-81+2= 85
-2×4=
52
×6+82= 1
÷5×9=
20
+5×7= 51
-25÷5=
7
×4+62= 36
×8-7=
3
+50+48= 78
-3+18=
3
÷1+99= 12
×(27÷9)=
81
+57-79= 37
÷1×7=
95
+4×4= 5
×(36÷9)=
8
+50-1= 89
÷8÷3=
3
×2×2= 2
+2×8=
14
-83-1= 8
-1×5=
4+24
×3+63= 77
÷5+37=
63
-30+5= 9
×5-0=
6
+69-16= 51
×0+48=
6
-8÷8= 82
÷1-0=
79
÷2-2= 5
÷9÷1=
3
+1×5= 90
-57+44=
53
×16÷8= 92
÷8-0=
21
-1-31=
÷3×5=
×9×8=
+11-25=
×6+79=
÷4=
+66-49=
-16+16=
×4-10=
÷6+29=
+37-59=
×4-19=
+64-18=
-10÷1=
×4-7=
÷1×8=
+9×7=
-4×1=
-6×2=
÷3÷7=
72
6
9
4×6-11= 36÷9+69= 0+60-36=
13+8×8=
1×35÷7= 24-5÷5=
4×7+98= 42÷6-4=
62-9÷1=
96-2×3= 43+58-67= 79-38+40=
42÷6×2= 12÷4÷3= 36÷9×5=
18÷6÷3=
9×9-61= 72÷8-1=
99-9÷3= 8×5-14=
70-3+13=
53-37-4= 74+31-16= 6×8+3=
47-11-21=
32÷8+9= 74
30÷5+58=
52
18÷3+4=
50
8×(2+7)=
98-39+47=
113-5×3=
5
72÷8×6= 32
66+14+79=
66-9×4=
1
6÷2+20= 42
28+0×2=
9
9×0-0= 3
35÷5-2=
1
51+80+84=
15-12+68=
8×4+41=
3
7÷1+29= 97
58+0×1=
159
8÷2+8= 50
+5×3=
6
-8×7= 8
+6×0=
62
-1÷1= 15
×5-19=
28
÷3÷1= 49
÷5+4=
68
+96-33= 2
-21+43= 4
×6-4=
42
+4×6= 54
×9×6=
65
×5+33= 37
×9÷9=
19
+3×8= 53
-1×8=
79
×1+67= 126
+52-57=
5
-8×9= 43
-10÷5=
74
×4+61= 40
÷1-4=
9
+86+70= 30
-1-7=
75
+30+94=
+25+81= 27
+1×9=
83
×7-0= 89
×(14÷7)=
58
÷7-1= 20
÷6-8=
12
-3×9= 89
+15÷3=
69
-1×5= 61
+93-13=
20
-46-27= 41
-5×6=
32
×3-6= 20
+78-76=
5
-38-32= 6
÷4-5=
÷9×5=
÷6+65=
+24÷6=
-0-18=
+91-42=
-8-9=
+93-26=
-6-8=
+21÷7=
-8+59=
-16-5=
-56+39=
-41-18=
+46+62=
-4×7=
÷8×8=
÷5÷4=
×9-5=
×8+27=
75
4 23
12
22
24
24
6÷3-0=
3×8-5= 68-2÷2= 0×14+7=
34-0×6= 4×9-4= 48-6÷3=
1×5×8=
76-0-40= 45-11-28=
0×6+72= 24÷4-2=
8÷2×5=
72÷1÷9= 2×3+64= 19+5×3=
78+82-59= 23+10÷10= 84+95+74=
83-57-20=
35-4×0= 4×1+15=
71+7×7= 5-36÷9=
8÷8+13=
60+71+65= 99
97+19+88= 39-32-3=
4
60-11-40= 79-9×8=
40
76+92-40= 9×8-4=
77
7÷7+8= 18-11-6=
2
64÷8+0= 40÷8+17=
46
4×0+50= 8÷8-0=
9
72÷8×0= 35+9×3=
72
24÷4-4= 97-89+33=
72
28+5×1= 9×8+68=
35
13+40+87= 3÷3+42=
42
46-3+20= 89+12÷2=
3
5÷1×5= 12÷4÷3=
3
二·在○内填上“<”“>”或“=”。
628○648
571○471
3894○3849 9999○10000
9÷3○9+3 260+400○660
500克○5千克 8000克○8千克
3×8○56÷7
23+56○9×9
4
三·在○内填上“+”“-”“×”或“÷”。
-8+81=
46
×5-2= 51
÷5+82=
2
+79+57= 8
+8×8=
86
-54÷6= 29
×8+61=
54
÷9-7= 9
÷8÷3=
3
+21+23= 84
-4÷1=
83
×6-5= 27
×7+68= 11
796○805
6999○7000
518-356○200
6800克○7千克
×6○3×8 56
-24-7=
-6-10=
÷1×6=
+40+18=
+6×5=
+49÷7=
-6×8=
×1+0=
÷3×5=
+6÷1=
-13-3=
-3×2=
+86-1=
980○1001
3617○3716
48÷6○48-8
3千克○300克
○9×7
72○8=3○3
20○15=5○7 35○5=11○4 36○6=5○6
2○3=30○5 232○30=202
456○45=501 5○7=42○7
32○4>7
8○2>12 4○9<7○8 27○3=3○3
24○8=27○9 320○500=820
81○9=45○36 33○31=8○8
300克○700克=1千克
60克○28克=88克 500○230=270 6○8=23○25
四·排列大小。
1·把下列数按从大到小排列。
(1)3006 3060
3600 6003 (2)2202 2020 2220
2022
-----------------------------------------
------------------------------------------
(3)999克 2千克 3300克 150克 (4) 9006
6009 6090 9060
--------------------------------------------
--------------------------------------------
(5) 1000克 2千克 1300克 5千克 8克
7800克 88千克
-------------------------
--------------------------------------------------
-----------------------------------
2·把下列数或算式按从小到大排列 。
(1)2010 798 800
1002 2100 (2)828 900 819 1089 989
----------------------------------------------
--------------------------------------------------
(3)5080 5850 5085 5580 (4)200克
1千克 500克 1599克
----------------------------------------------
----------------------------------------------
(5)32+68 9×9 5×7 81÷9 88-65
49÷7 4×3
---------------------------------
--------------------------------------------------
--------------------------
-
五·竖式计算
480+160= 900-250=
880-350= 530-270= 420+380=
320-160+150=
1800+600=
256+317=
100-57=
3400+520=
280+180+150=
1800-650=
924-678=
1000-346=
760-280=
890-180-650=
1400-600=
5732-238=
5762-2874=
460+270=
199+199-241=
880+680=
784+216=
3271+6729=
-570=
270+380=
910-190=
7681-3793=
561-378=
8200
六·脱式计算。
5×6+60
72÷9-4 65-5×8 56-(20+25) 2+2×2
= = = =
=
= = = =
=
6+6×6 32÷4+8 72-8×9 36÷6×7
16÷4÷2
= = =
= =
= = =
= =
35÷7×4 28÷4×6
56÷7+16 32÷4-5 5+4
= =
= = =
=
= = = =
700+800-1200 1400-600-700 32-4×6
5
= = =
=
= = =
=
81÷9+7 55-6×9 40-(5+8)
72
= = =
=
= = =
=
30-(19+2) (26+28)÷9
34
= =
= =
(3+5)×6 36÷9×6=
= =
= =
76+72÷8 (100-63)×8
38
= =
×6
×6+56
÷8×8
+8×2
=
=
(88-16)÷8
=
=
-(49-21)
=
= =
=
(2+7)×8 6×(2+6)
3×9×3
= =
=
= =
=
4×6+7 20÷4+5
6×8+5
= =
=
=
(75-18)×7
9
=
=
42÷(1+6)
=
=
(6+2)×7
=
=
5×3+9
9
=
=
6×8+6
=
=
9×8-21
3
=
=
=
×6+4
10
=
=
×(5+4) 6
=
=
(40-28)÷6
=
=
×8+30 8
=
=
(66-50)÷2
36
=
=
+4×6 8
=
=
=
+5×4
+8×4
=
=
(42+30)×2
=
=
×7+30
=
=
÷(2+4)
×4+6
=
=
6
=
=
=
=
42÷7×6
60-9×4 2×(2+5)
=
= =
=
= =
72÷(3×3)
(42-20)÷2 9×8+51
=
= =
=
36+5×7 7
=
=
(75-18)×7
9
=
=
6×2+7 7
=
=
(19+2)÷3
=
=
29-4×2 16
=
=
=
÷(10-3)
=
=
×6+4 24
=
=
×(45÷5)
19
=
=
(36÷4)+27 32
=
=
÷2×7
42
=
=
=
÷8×7
=
=
÷4×8
=
=
+9×6
=
=
÷4+16
=
=
÷6×7
=
=
56