10以内的加法+10以内的减法+10以内的加减混合+10以内连加+10以内连减+10以内加减混合+11~20的加减法+20以内加法（进位） 计算题
1.17 + 7 = 24
2.3 + 1 - 0 = 4
3.2 + 5 - 6 = 1
4.12 + 10 = 22
5.16 + 2 = 18
6.1 + 1 = 2
7.10 + 3 = 13
8.18 + 10 = 28
9.18 - 0 - 0 = 18
10.1 + 3 = 4
11.4 + 5 = 9
12.15 + 5 = 20
13.11 + 7 = 18
14.8 + 2 - 2 = 8
15.1 + 9 + 9 = 19
16.13 + 9 = 22
17.15 + 10 = 25
18.16 - 6 = 10
19.4 + 1 + 8 = 13
20.16 - 6 - 5 = 5
21.1 - 0 = 1
22.14 + 5 = 9
23.4 - 1 - 0 = 3
24.12 - 5 - 2 = 5
25.17 - 0 = 17
26.0 + 2 = 2
27.9 + 0 = 9
28.3 - 1 = 2
29.9 + 6 - 1 = 14
30.0 + 2 - 5 = -3
31.1 + 5 - 4 = 2
32.9 + 0 - 8 = 1
33.16 - 4 = 12
34.14 - 5 - 0 = 9
35.9 + 1 + 5 = 15
36.16 + 4 = 20
37.16 - 8 - 0 = 8
38.11 - 5 - 0 = 6
39.3 + 2 - 4 = 1