55 加法 70 等于多少？
55 + 70 = 125
55加法70 等于 125
竖式演算
验算
- 用减法验算：125 − 70 = 55
- 用减法验算：125 − 55 = 70
相关题目
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56 + 70 = 126
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26 + 99 = 125
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25 × 5 = 125