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 口算题打印
1.20 + 10 - 50 = -20
2.40 - 20 = 20
3.0 + 90 - 40 = 50
4.89 + 1 = 90
5.0 + 20 - 10 = 10
6.20 - 0 = 20
7.10 + 10 = 20
8.50 - 30 = 20
9.70 + 30 - 30 = 70
10.77 + 6 = 83
11.30 + 30 - 20 = 40
12.30 + 70 = 100
13.20 - 10 = 10
14.20 - 10 = 10
15.0 + 90 - 80 = 10
16.30 + 40 - 30 = 40
17.10 + 30 = 40
18.85 + 5 = 90
19.77 + 2 = 79
20.52 + 1 = 53
21.60 + 30 - 40 = 50
22.97 + 3 = 100
23.30 + 20 - 70 = -20
24.38 + 6 = 44
25.80 + 90 = 170
26.60 + 4 = 64
27.10 - 0 = 10
28.50 + 70 - 90 = 30
29.50 - 10 = 40
30.90 + 50 = 140
31.80 + 90 = 170
32.90 - 10 = 80
33.10 + 50 - 70 = -10
34.80 - 40 = 40
35.0 + 20 = 20
36.51 + 9 = 60
37.55 + 1 = 56
38.0 - 0 = 0
39.70 + 70 - 10 = 130