19 加法 42 等于多少？
19 + 42 = 61
19加法42 等于 61
竖式演算
验算
- 用减法验算：61 − 42 = 19
- 用减法验算：61 − 19 = 42
相关题目
19 + 41 = 60
19 + 43 = 62
19 + 40 = 59
19 + 44 = 63
19 + 39 = 58
19 + 45 = 64
19 + 38 = 57
19 + 46 = 65
20 + 42 = 62
18 + 42 = 60
21 + 42 = 63
17 + 42 = 59
22 + 42 = 64
16 + 42 = 58
23 + 42 = 65
15 + 42 = 57
1 + 60 = 61
2 + 59 = 61
3 + 58 = 61
4 + 57 = 61
5 + 56 = 61
6 + 55 = 61
9 + 19 = 28
45 + 48 = 93
67 + 17 = 84
6 + 14 = 20
72 + 90 = 162
90 + 12 = 102
84 - 23 = 61
74 - 13 = 61