33 加法 20 等于多少？
33 + 20 = 53
33加法20 等于 53
竖式演算
验算
- 用减法验算：53 − 20 = 33
- 用减法验算：53 − 33 = 20
相关题目
33 + 19 = 52
33 + 21 = 54
33 + 22 = 55
33 + 18 = 51
33 + 23 = 56
33 + 17 = 50
33 + 24 = 57
33 + 16 = 49
32 + 20 = 52
34 + 20 = 54
31 + 20 = 51
35 + 20 = 55
30 + 20 = 50
36 + 20 = 56
29 + 20 = 49
37 + 20 = 57
1 + 52 = 53
2 + 51 = 53
3 + 50 = 53
4 + 49 = 53
5 + 48 = 53
6 + 47 = 53
3 + 55 = 58
41 + 30 = 71
11 + 68 = 79
35 + 23 = 58
13 + 22 = 35
24 + 30 = 54
60 - 7 = 53
56 - 3 = 53