20以内加法（进位） 计算题
1.12 + 10 = 22
2.19 + 3 = 22
3.17 + 1 = 18
4.18 + 5 = 23
5.10 + 3 = 13
6.19 + 5 = 24
7.12 + 10 = 22
8.13 + 9 = 22
9.16 + 1 = 17
10.10 + 10 = 20
11.13 + 5 = 18
12.18 + 9 = 27
13.11 + 7 = 18
14.15 + 9 = 24
15.14 + 3 = 17
16.15 + 5 = 20
17.13 + 3 = 16
18.12 + 4 = 16
19.12 + 6 = 18
20.13 + 4 = 17
21.17 + 5 = 22
22.18 + 8 = 26
23.19 + 9 = 28
24.10 + 9 = 19
25.12 + 10 = 22
26.14 + 2 = 16
27.13 + 8 = 21
28.18 + 9 = 27
29.14 + 5 = 19
30.14 + 3 = 17
31.10 + 6 = 16
32.16 + 9 = 25
33.11 + 3 = 14
34.13 + 3 = 16
35.13 + 7 = 20
36.13 + 7 = 20
37.15 + 1 = 16
38.14 + 4 = 18
39.15 + 7 = 22