23 加法 42 等于多少？
23 + 42 = 65
23加法42 等于 65
竖式演算
验算
- 用减法验算：65 − 42 = 23
- 用减法验算：65 − 23 = 42
相关题目
23 + 41 = 64
23 + 43 = 66
23 + 40 = 63
23 + 44 = 67
23 + 39 = 62
23 + 45 = 68
23 + 38 = 61
23 + 46 = 69
22 + 42 = 64
24 + 42 = 66
21 + 42 = 63
25 + 42 = 67
20 + 42 = 62
26 + 42 = 68
19 + 42 = 61
27 + 42 = 69
1 + 64 = 65
2 + 63 = 65
3 + 62 = 65
4 + 61 = 65
5 + 60 = 65
6 + 59 = 65
52 + 22 = 74
23 + 32 = 55
8 + 41 = 49
12 + 70 = 82
1 + 62 = 63
63 + 5 = 68
77 - 12 = 65
86 - 21 = 65