52 加法 31 等于多少？
52 + 31 = 83
52加法31 等于 83
竖式演算
验算
- 用减法验算：83 − 31 = 52
- 用减法验算：83 − 52 = 31
相关题目
52 + 30 = 82
52 + 32 = 84
52 + 29 = 81
52 + 33 = 85
52 + 28 = 80
52 + 34 = 86
52 + 35 = 87
52 + 27 = 79
51 + 31 = 82
53 + 31 = 84
50 + 31 = 81
54 + 31 = 85
49 + 31 = 80
55 + 31 = 86
56 + 31 = 87
48 + 31 = 79
1 + 82 = 83
2 + 81 = 83
3 + 80 = 83
4 + 79 = 83
5 + 78 = 83
6 + 77 = 83
18 + 71 = 89
62 + 14 = 76
31 + 61 = 92
41 + 22 = 63
37 + 1 = 38
4 + 64 = 68
85 - 2 = 83
99 - 16 = 83