25 加法 84 等于多少？
25 + 84 = 109
25加法84 等于 109
竖式演算
验算
- 用减法验算：109 − 84 = 25
- 用减法验算：109 − 25 = 84
相关题目
25 + 83 = 108
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26 + 84 = 110
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