3 加法 50 等于多少？
3 + 50 = 53
3加法50 等于 53
竖式演算
验算
- 用减法验算：53 − 50 = 3
- 用减法验算：53 − 3 = 50
相关题目
3 + 49 = 52
3 + 51 = 54
3 + 48 = 51
3 + 52 = 55
3 + 47 = 50
3 + 53 = 56
3 + 46 = 49
3 + 54 = 57
2 + 50 = 52
4 + 50 = 54
1 + 50 = 51
5 + 50 = 55
6 + 50 = 56
7 + 50 = 57
8 + 50 = 58
9 + 50 = 59
1 + 52 = 53
2 + 51 = 53
4 + 49 = 53
5 + 48 = 53
6 + 47 = 53
7 + 46 = 53
11 + 78 = 89
11 + 3 = 14
41 + 40 = 81
35 + 34 = 69
32 + 51 = 83
50 + 42 = 92
93 - 40 = 53
95 - 42 = 53