38 加法 50 等于多少？
38 + 50 = 88
38加法50 等于 88
竖式演算
验算
- 用减法验算：88 − 50 = 38
- 用减法验算：88 − 38 = 50
相关题目
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2 + 86 = 88
3 + 85 = 88
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