24 加法 18 等于多少？
24 + 18 = 42
24加法18 等于 42
竖式演算
验算
- 用减法验算：42 − 18 = 24
- 用减法验算：42 − 24 = 18
相关题目
24 + 17 = 41
24 + 19 = 43
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24 + 21 = 45
24 + 15 = 39
24 + 22 = 46
24 + 14 = 38
23 + 18 = 41
25 + 18 = 43
22 + 18 = 40
26 + 18 = 44
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2 + 40 = 42
3 + 39 = 42
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90 + 16 = 106
96 + 12 = 108
69 + 6 = 75
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