34 加法 7 等于多少?
34 + 7 = 41
34加法7 等于 41
竖式演算
验算
- 用减法验算:41 − 7 = 34
- 用减法验算:41 − 34 = 7
相关题目
34 + 6 = 40
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34 + 10 = 44
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33 + 7 = 40
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2 + 39 = 41
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