2 加法 48 等于多少？
2 + 48 = 50
2加法48 等于 50
竖式演算
验算
- 用减法验算：50 − 48 = 2
- 用减法验算：50 − 2 = 48
相关题目
2 + 47 = 49
2 + 49 = 51
2 + 46 = 48
2 + 50 = 52
2 + 51 = 53
2 + 45 = 47
2 + 52 = 54
2 + 44 = 46
1 + 48 = 49
3 + 48 = 51
4 + 48 = 52
5 + 48 = 53
6 + 48 = 54
7 + 48 = 55
8 + 48 = 56
9 + 48 = 57
1 + 49 = 50
3 + 47 = 50
4 + 46 = 50
5 + 45 = 50
6 + 44 = 50
7 + 43 = 50
69 + 15 = 84
8 + 52 = 60
65 + 91 = 156
7 + 46 = 53
18 + 7 = 25
91 + 54 = 145
60 - 10 = 50
100 - 50 = 50