20以内加法（进位）+100以内整十加减法+2位数加1位数 计算题
1.82 + 7 = 89
2.52 + 8 = 60
3.10 + 40 - 20 = 30
4.41 + 5 = 46
5.14 + 7 = 21
6.16 + 3 = 19
7.54 + 3 = 57
8.17 + 10 = 27
9.10 + 8 = 18
10.20 + 10 - 50 = -20
11.75 + 3 = 78
12.0 + 70 - 50 = 20
13.10 + 30 - 20 = 20
14.30 + 50 - 10 = 70
15.11 + 3 = 14
16.30 + 80 - 80 = 30
17.68 + 1 = 69
18.10 + 1 = 11
19.82 + 3 = 85
20.20 + 50 - 10 = 60
21.20 + 70 - 80 = 10
22.13 + 0 = 13
23.82 + 9 = 91
24.55 + 7 = 62
25.10 + 7 = 17
26.16 + 4 = 20
27.61 + 6 = 67
28.18 + 6 = 24
29.0 + 40 - 80 = -40
30.35 + 9 = 44
31.14 + 4 = 18
32.90 + 80 - 90 = 80
33.10 + 1 = 11
34.60 + 30 - 60 = 30
35.90 + 50 - 80 = 60
36.34 + 5 = 39
37.17 + 4 = 21
38.40 + 40 - 30 = 50
39.14 + 8 = 22