100以内整十加法+100以内整十减法+100以内加法+100以内减法+两位数加两位数口算+两位数减两数口算 计算题
1.80 - 71 = 9
2.69 - 12 = 81
3.93 - 75 = 18
4.0 + 40 = 40
5.70 + 90 = 160
6.80 + 40 = 120
7.10 - 0 = 10
8.70 - 70 = 0
9.50 + 20 = 70
10.20 + 40 = 60
11.70 - 60 = 10
12.80 - 30 = 50
13.39 + 85 = 124
14.10 - 0 = 10
15.10 + 42 = 52
16.10 - 0 = 10
17.12 + 91 = 103
18.40 + 0 = 40
19.73 - 46 = 119
20.20 + 20 = 40
21.90 + 20 = 110
22.80 - 0 = 80
23.70 - 60 = 10
24.57 + 82 = -25
25.28 - 41 = 69
26.96 - 10 = 86
27.58 - 53 = 5
28.30 + 0 = 30
29.30 + 30 = 60
30.7 - 22 = 29
31.72 - 22 = 50
32.64 + 77 = 141
33.10 - 0 = 10
34.23 - 52 = -29
35.65 + 59 = 6
36.40 - 10 = 30
37.52 - 43 = 95
38.50 - 20 = 30
39.18 - 87 = 105
40.30 + 70 = 100
41.10 - 0 = 10
42.60 + 70 = 130
43.30 + 20 = 50
44.50 + 10 = 60
45.60 + 70 = 130
46.47 + 57 = -10
47.0 + 30 = 30
48.50 + 70 = 120
49.39 + 30 = 9
50.80 + 20 = 100