```
加法:
11 + 23 = 34
28 + 7 = 35
14 + 10 = 24
17 - 6 = 11
8 + 19 = 27
2 + 30 = 32
12 + 11 = 23
7 + 24 = 31
27 + 7 = 34
7 + 13 = 20
11 - 5 = 6
22 - 2 = 20
35 - 3 = 32
7 + 25 = 32
29 - 5 = 24
10 + 13 = 23
15 + 28 = 43
15 + 20 = 35
3 + 20 = 23
14 + 34 = 48
6 + 19 = 25
43 - 7 = 36
44 - 6 = 38
减法:
40 - 19 = 21
37 - 17 = 20
44 - 22 = 22
17 - 11 = 6
25 - 24 = 1
16 - 16 = 0
44 - 44 = 0
33 - 16 = 17
32 - 9 = 23
49 - 33 = 16
32 - 18 = 14
35 + 7 - 17 = 25
31 - 6 + 28 = 53
32 - 10 + 16 = 38
41 - 6 - 17 = 18
28 - 19 + 5 = 14
6 + 28 - 16 = 18
```
这些题目可以帮助你练习加减法,提高计算能力。