100以内整十加法+100以内整十减法+100以内整十加减法+2位数加1位数+2位数减1位数 计算题
1.90 + 80 - 30 = 140
2.37 - 4 = 33
3.10 + 30 = 40
4.76 + 9 = 85
5.80 + 10 - 30 = 60
6.49 + 0 = 49
7.70 + 60 = 130
8.39 - 6 = 33
9.80 + 90 = 170
10.60 - 20 = 40
11.20 - 10 = 10
12.40 + 80 - 10 = 110
13.46 - 9 = 37
14.40 + 60 - 40 = 60
15.80 + 0 = 80
16.10 + 90 = 100
17.70 + 70 = 140
18.60 + 80 = 140
19.0 + 40 = 40
20.97 - 7 = 90
21.50 + 50 - 0 = 100
22.25 - 3 = 22
23.40 - 30 = 10
24.20 + 80 = 100
25.60 + 50 - 60 = 50
26.90 + 40 - 50 = 80
27.90 + 30 = 120
28.80 - 20 = 60
29.68 - 4 = 64
30.40 + 30 - 10 = 60
31.0 + 10 = 10
32.30 - 10 = 20
33.0 - 0 = 0
34.50 + 70 = 120
35.60 + 70 - 10 = 120
36.54 - 2 = 52
37.26 + 3 = 29
38.70 - 60 = 10
39.70 + 3 = 73
40.30 + 90 = 120
41.50 + 60 - 10 = 100
42.67 - 6 = 61
43.70 - 6 = 64
44.0 + 30 - 10 = 20
45.30 + 2 = 32
46.77 - 9 = 68
47.0 - 0 = 0
48.0 + 10 - 60 = -50
49.52 + 1 = 53
50.50 + 40 - 10 = 80