2 加法 37 等于多少？
2 + 37 = 39
2加法37 等于 39
竖式演算
验算
- 用减法验算：39 − 37 = 2
- 用减法验算：39 − 2 = 37
相关题目
2 + 38 = 40
2 + 36 = 38
2 + 39 = 41
2 + 35 = 37
2 + 40 = 42
2 + 34 = 36
2 + 41 = 43
2 + 33 = 35
1 + 37 = 38
3 + 37 = 40
4 + 37 = 41
5 + 37 = 42
6 + 37 = 43
7 + 37 = 44
8 + 37 = 45
9 + 37 = 46
1 + 38 = 39
3 + 36 = 39
4 + 35 = 39
5 + 34 = 39
6 + 33 = 39
7 + 32 = 39
34 + 31 = 65
7 + 40 = 47
100 + 17 = 117
5 + 51 = 56
55 + 21 = 76
13 + 84 = 97
41 - 2 = 39
94 - 55 = 39