42 加法 3 等于多少？
42 + 3 = 45
42加法3 等于 45
竖式演算
验算
- 用减法验算：45 − 3 = 42
- 用减法验算：45 − 42 = 3
相关题目
42 + 2 = 44
42 + 4 = 46
42 + 1 = 43
42 + 5 = 47
42 + 6 = 48
42 + 7 = 49
42 + 8 = 50
42 + 9 = 51
41 + 3 = 44
43 + 3 = 46
40 + 3 = 43
44 + 3 = 47
39 + 3 = 42
45 + 3 = 48
38 + 3 = 41
46 + 3 = 49
1 + 44 = 45
2 + 43 = 45
3 + 42 = 45
4 + 41 = 45
5 + 40 = 45
6 + 39 = 45
17 + 32 = 49
10 + 21 = 31
100 + 74 = 174
47 + 10 = 57
48 + 50 = 98
26 + 100 = 126
89 - 44 = 45
1 × 45 = 45