两位数加两位数口算+两位数减两数口算+两位数除以一位数+三位数除以一位数+两位数乘一位数 计算题
1.70 + 70 = 0
2.57 - 88 = -31
3.20 - 18 = 38
4.88 ÷ 8 = 11
5.98 × 4 = 392
6.31 - 28 = 3
7.22 - 30 = -8
8.415 ÷ 3 = 138.33
9.77 ÷ 8 = 9.63
10.59 × 3 = 177
11.16 + 60 = -44
12.48 × 5 = 240
13.227 ÷ 5 = 45.4
14.695 ÷ 9 = 77.22
15.70 + 52 = 122
16.29 ÷ 9 = 3.22
17.94 - 70 = 164
18.65 + 38 = 27
19.860 ÷ 5 = 172
20.20 ÷ 6 = 3.33
21.37 ÷ 6 = 6.17
22.51 - 64 = -13
23.71 × 6 = 426
24.990 ÷ 7 = 141.43
25.25 ÷ 3 = 8.33
26.72 - 29 = 43
27.52 + 25 = 27
28.93 - 66 = 27
29.200 ÷ 6 = 33.33
30.15 - 66 = 81
31.534 ÷ 7 = 76.29
32.98 ÷ 9 = 10.89
33.18 × 4 = 72
34.528 ÷ 8 = 66
35.33 + 41 = 74
36.21 - 67 = 88
37.19 - 44 = 63
38.79 + 61 = 140
39.29 ÷ 2 = 14.5
40.59 × 2 = 118
41.16 - 17 = -1
42.46 + 43 = 3
43.83 ÷ 6 = 13.83
44.72 × 7 = 504
45.90 - 60 = 30
46.23 - 79 = 102
47.73 + 66 = 139
48.42 + 35 = 7
49.45 - 53 = 98
50.36 × 7 = 252