2 加法 75 等于多少?
2 + 75 = 77
2加法75 等于 77
竖式演算
验算
- 用减法验算:77 − 75 = 2
- 用减法验算:77 − 2 = 75
相关题目
2 + 74 = 76
2 + 76 = 78
2 + 73 = 75
2 + 77 = 79
2 + 78 = 80
2 + 72 = 74
2 + 79 = 81
2 + 71 = 73
1 + 75 = 76
3 + 75 = 78
4 + 75 = 79
5 + 75 = 80
6 + 75 = 81
7 + 75 = 82
8 + 75 = 83
9 + 75 = 84
1 + 76 = 77
3 + 74 = 77
4 + 73 = 77
5 + 72 = 77
6 + 71 = 77
7 + 70 = 77
10 + 42 = 52
50 + 21 = 71
31 + 36 = 67
5 + 73 = 78
3 + 80 = 83
60 + 12 = 72
7 × 11 = 77
99 - 22 = 77