3 加法 75 等于多少？
3 + 75 = 78
3加法75 等于 78
竖式演算
验算
- 用减法验算：78 − 75 = 3
- 用减法验算：78 − 3 = 75
相关题目
3 + 74 = 77
3 + 76 = 79
3 + 73 = 76
3 + 77 = 80
3 + 78 = 81
3 + 72 = 75
3 + 79 = 82
3 + 71 = 74
2 + 75 = 77
4 + 75 = 79
1 + 75 = 76
5 + 75 = 80
6 + 75 = 81
7 + 75 = 82
8 + 75 = 83
9 + 75 = 84
1 + 77 = 78
2 + 76 = 78
4 + 74 = 78
5 + 73 = 78
6 + 72 = 78
7 + 71 = 78
12 + 22 = 34
3 + 61 = 64
41 + 36 = 77
100 + 63 = 163
45 + 52 = 97
9 + 80 = 89
89 - 11 = 78
6 × 13 = 78