31 加法 74 等于多少？
31 + 74 = 105
31加法74 等于 105
竖式演算
验算
- 用减法验算：105 − 74 = 31
- 用减法验算：105 − 31 = 74
相关题目
31 + 73 = 104
31 + 75 = 106
31 + 76 = 107
31 + 72 = 103
31 + 77 = 108
31 + 71 = 102
31 + 78 = 109
31 + 70 = 101
30 + 74 = 104
32 + 74 = 106
29 + 74 = 103
33 + 74 = 107
28 + 74 = 102
34 + 74 = 108
35 + 74 = 109
27 + 74 = 101
5 + 100 = 105
6 + 99 = 105
7 + 98 = 105
8 + 97 = 105
9 + 96 = 105
10 + 95 = 105
6 + 4 = 10
15 + 78 = 93
71 + 93 = 164
29 + 17 = 46
12 + 19 = 31
72 + 53 = 125
7 × 15 = 105
5 × 21 = 105