72 加法 29 等于多少?
72 + 29 = 101
72加法29 等于 101
竖式演算
验算
- 用减法验算:101 − 29 = 72
- 用减法验算:101 − 72 = 29
相关题目
72 + 28 = 100
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2 + 99 = 101
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