74 加法 31 等于多少？
74 + 31 = 105
74加法31 等于 105
竖式演算
验算
- 用减法验算：105 − 31 = 74
- 用减法验算：105 − 74 = 31
相关题目
74 + 30 = 104
74 + 32 = 106
74 + 29 = 103
74 + 33 = 107
74 + 28 = 102
74 + 34 = 108
74 + 35 = 109
74 + 27 = 101
73 + 31 = 104
75 + 31 = 106
76 + 31 = 107
72 + 31 = 103
77 + 31 = 108
71 + 31 = 102
78 + 31 = 109
70 + 31 = 101
5 + 100 = 105
6 + 99 = 105
7 + 98 = 105
8 + 97 = 105
9 + 96 = 105
10 + 95 = 105
18 + 23 = 41
19 + 19 = 38
25 + 69 = 94
39 + 22 = 61
95 + 72 = 167
50 + 65 = 115
15 × 7 = 105
7 × 15 = 105