11~20的加减法+20以内加法（进位）+100以内整十加法+100以内整十减法 计算题
1.14 + 9 = 23
2.40 + 50 = 90
3.80 - 0 = 80
4.50 - 40 = 10
5.20 - 10 = 10
6.40 - 30 = 10
7.15 + 5 = 20
8.18 + 1 = 19
9.30 - 0 = 30
10.60 - 20 = 40
11.12 + 10 = 22
12.40 + 70 = 110
13.50 + 50 = 100
14.80 + 0 = 80
15.13 + 8 = 21
16.13 + 7 = 20
17.40 + 40 = 80
18.80 - 0 = 80
19.15 + 5 = 20
20.13 - 0 = 13
21.19 - 1 = 20
22.18 + 7 = 11
23.90 + 50 = 140
24.30 - 10 = 20
25.11 + 7 = 18
26.80 - 30 = 50
27.20 + 70 = 90
28.19 + 3 = 22
29.19 + 8 = 27
30.60 + 80 = 140
31.70 - 40 = 30
32.80 - 0 = 80
33.13 + 1 = 14
34.15 + 6 = 21
35.18 - 0 = 18
36.30 + 0 = 30
37.19 + 1 = 20
38.90 - 40 = 50
39.13 - 7 = 6