3 加法 57 等于多少？
3 + 57 = 60
3加法57 等于 60
竖式演算
验算
- 用减法验算：60 − 57 = 3
- 用减法验算：60 − 3 = 57
相关题目
3 + 56 = 59
3 + 58 = 61
3 + 55 = 58
3 + 59 = 62
3 + 60 = 63
3 + 54 = 57
3 + 61 = 64
3 + 53 = 56
2 + 57 = 59
4 + 57 = 61
1 + 57 = 58
5 + 57 = 62
6 + 57 = 63
7 + 57 = 64
8 + 57 = 65
9 + 57 = 66
1 + 59 = 60
2 + 58 = 60
4 + 56 = 60
5 + 55 = 60
6 + 54 = 60
7 + 53 = 60
6 + 58 = 64
37 + 37 = 74
22 + 97 = 119
65 + 29 = 94
66 + 43 = 109
28 + 54 = 82
3 × 20 = 60
66 - 6 = 60