41 加法 31 等于多少？
41 + 31 = 72
41加法31 等于 72
竖式演算
验算
- 用减法验算：72 − 31 = 41
- 用减法验算：72 − 41 = 31
相关题目
41 + 30 = 71
41 + 32 = 73
41 + 29 = 70
41 + 33 = 74
41 + 28 = 69
41 + 34 = 75
41 + 35 = 76
41 + 27 = 68
40 + 31 = 71
42 + 31 = 73
39 + 31 = 70
43 + 31 = 74
38 + 31 = 69
44 + 31 = 75
37 + 31 = 68
45 + 31 = 76
1 + 71 = 72
2 + 70 = 72
3 + 69 = 72
4 + 68 = 72
5 + 67 = 72
6 + 66 = 72
1 + 97 = 98
100 + 10 = 110
60 + 34 = 94
21 + 24 = 45
2 + 97 = 99
6 + 42 = 48
91 - 19 = 72
78 - 6 = 72