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51问答网 > 被除数与除数的和是320，商是7，被除数和除数各是多少？算式？

被除数与除数的和是320，商是7，被除数和除数各是多少？算式？

2025-03-14 22:38:07

推荐回答（3个）

回答1：

设除数是x，则被除数是7x,可列：x+7x=320即x=40所以被除数是280，除数是40

回答2：

设除数为x，则被除数为7x，x+7x=320x=40所以被除数是280，除数是40

回答3：

320÷(7+1)=40
40*7=280被除数和除数分别是280和40

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