3 加法 69 等于多少？
3 + 69 = 72
3加法69 等于 72
竖式演算
验算
- 用减法验算：72 − 69 = 3
- 用减法验算：72 − 3 = 69
相关题目
3 + 68 = 71
3 + 70 = 73
3 + 67 = 70
3 + 71 = 74
3 + 66 = 69
3 + 72 = 75
3 + 65 = 68
3 + 73 = 76
2 + 69 = 71
4 + 69 = 73
1 + 69 = 70
5 + 69 = 74
6 + 69 = 75
7 + 69 = 76
8 + 69 = 77
9 + 69 = 78
1 + 71 = 72
2 + 70 = 72
4 + 68 = 72
5 + 67 = 72
6 + 66 = 72
7 + 65 = 72
30 + 91 = 121
71 + 90 = 161
64 + 19 = 83
87 + 31 = 118
94 + 64 = 158
25 + 27 = 52
100 - 28 = 72
98 - 26 = 72