31 加法 6 等于多少？
31 + 6 = 37
31加法6 等于 37
竖式演算
验算
- 用减法验算：37 − 6 = 31
- 用减法验算：37 − 31 = 6
相关题目
31 + 5 = 36
31 + 7 = 38
31 + 4 = 35
31 + 8 = 39
31 + 3 = 34
31 + 9 = 40
31 + 2 = 33
31 + 10 = 41
30 + 6 = 36
32 + 6 = 38
29 + 6 = 35
33 + 6 = 39
28 + 6 = 34
34 + 6 = 40
35 + 6 = 41
27 + 6 = 33
1 + 36 = 37
2 + 35 = 37
3 + 34 = 37
4 + 33 = 37
5 + 32 = 37
6 + 31 = 37
32 + 37 = 69
61 + 25 = 86
45 + 40 = 85
43 + 30 = 73
23 + 22 = 45
43 + 23 = 66
58 - 21 = 37
38 - 1 = 37