20以内加法（进位） 计算题
1.17 + 6 = 23
2.10 + 9 = 19
3.18 + 5 = 23
4.16 + 4 = 20
5.13 + 8 = 21
6.12 + 10 = 22
7.18 + 8 = 26
8.10 + 4 = 14
9.11 + 3 = 14
10.19 + 7 = 26
11.19 + 8 = 27
12.14 + 9 = 23
13.16 + 5 = 21
14.10 + 4 = 14
15.12 + 7 = 19
16.19 + 1 = 20
17.12 + 5 = 17
18.11 + 8 = 19
19.14 + 4 = 18
20.18 + 8 = 26
21.19 + 10 = 29
22.17 + 1 = 18
23.18 + 9 = 27
24.10 + 9 = 19
25.18 + 1 = 19
26.14 + 2 = 16
27.13 + 8 = 21
28.19 + 9 = 28
29.17 + 4 = 21
30.19 + 1 = 20
31.12 + 10 = 22
32.17 + 8 = 25
33.17 + 3 = 20
34.14 + 5 = 19
35.19 + 9 = 28
36.10 + 4 = 14
37.16 + 10 = 26
38.18 + 7 = 25
39.16 + 10 = 26