42 加法 8 等于多少？
42 + 8 = 50
42加法8 等于 50
竖式演算
验算
- 用减法验算：50 − 8 = 42
- 用减法验算：50 − 42 = 8
相关题目
42 + 7 = 49
42 + 9 = 51
42 + 6 = 48
42 + 10 = 52
42 + 11 = 53
42 + 5 = 47
42 + 12 = 54
42 + 4 = 46
41 + 8 = 49
43 + 8 = 51
40 + 8 = 48
44 + 8 = 52
39 + 8 = 47
45 + 8 = 53
38 + 8 = 46
46 + 8 = 54
1 + 49 = 50
2 + 48 = 50
3 + 47 = 50
4 + 46 = 50
5 + 45 = 50
6 + 44 = 50
56 + 16 = 72
18 + 46 = 64
60 + 98 = 158
74 + 33 = 107
94 + 31 = 125
5 + 86 = 91
50 × 1 = 50
66 - 16 = 50