71 加法 53 等于多少？
71 + 53 = 124
71加法53 等于 124
竖式演算
验算
- 用减法验算：124 − 53 = 71
- 用减法验算：124 − 71 = 53
相关题目
71 + 52 = 123
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70 + 53 = 123
72 + 53 = 125
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4 × 31 = 124
31 × 4 = 124