18 加法 42 等于多少？
18 + 42 = 60
18加法42 等于 60
竖式演算
验算
- 用减法验算：60 − 42 = 18
- 用减法验算：60 − 18 = 42
相关题目
18 + 41 = 59
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18 + 44 = 62
18 + 39 = 57
18 + 45 = 63
18 + 38 = 56
18 + 46 = 64
17 + 42 = 59
19 + 42 = 61
20 + 42 = 62
16 + 42 = 58
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2 + 58 = 60
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78 + 4 = 82
27 + 48 = 75
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85 + 9 = 94
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89 - 29 = 60