3 加法 71 等于多少？
3 + 71 = 74
3加法71 等于 74
竖式演算
验算
- 用减法验算：74 − 71 = 3
- 用减法验算：74 − 3 = 71
相关题目
3 + 70 = 73
3 + 72 = 75
3 + 69 = 72
3 + 73 = 76
3 + 74 = 77
3 + 68 = 71
3 + 75 = 78
3 + 67 = 70
2 + 71 = 73
4 + 71 = 75
1 + 71 = 72
5 + 71 = 76
6 + 71 = 77
7 + 71 = 78
8 + 71 = 79
9 + 71 = 80
1 + 73 = 74
2 + 72 = 74
4 + 70 = 74
5 + 69 = 74
6 + 68 = 74
7 + 67 = 74
13 + 1 = 14
16 + 21 = 37
41 + 46 = 87
65 + 13 = 78
5 + 94 = 99
25 + 23 = 48
99 - 25 = 74
76 - 2 = 74