3 加法 68 等于多少？
3 + 68 = 71
3加法68 等于 71
竖式演算
验算
- 用减法验算：71 − 68 = 3
- 用减法验算：71 − 3 = 68
相关题目
3 + 67 = 70
3 + 69 = 72
3 + 66 = 69
3 + 70 = 73
3 + 65 = 68
3 + 71 = 74
3 + 64 = 67
3 + 72 = 75
2 + 68 = 70
4 + 68 = 72
1 + 68 = 69
5 + 68 = 73
6 + 68 = 74
7 + 68 = 75
8 + 68 = 76
9 + 68 = 77
1 + 70 = 71
2 + 69 = 71
4 + 67 = 71
5 + 66 = 71
6 + 65 = 71
7 + 64 = 71
52 + 74 = 126
92 + 25 = 117
29 + 24 = 53
32 + 70 = 102
94 + 75 = 169
23 + 96 = 119
100 - 29 = 71
72 - 1 = 71