42 加法 18 等于多少？
42 + 18 = 60
42加法18 等于 60
竖式演算
验算
- 用减法验算：60 − 18 = 42
- 用减法验算：60 − 42 = 18
相关题目
42 + 17 = 59
42 + 19 = 61
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42 + 21 = 63
42 + 15 = 57
42 + 22 = 64
42 + 14 = 56
41 + 18 = 59
43 + 18 = 61
40 + 18 = 58
44 + 18 = 62
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2 + 58 = 60
3 + 57 = 60
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98 + 60 = 158
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