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230问答网 > 二十一分之四和十四分之五的最简公分母是多少

二十一分之四和十四分之五的最简公分母是多少

2025-02-11 00:33:03

推荐回答（2个）

回答1：

21分之4和14分之5的最简公分母是42

解析：
21分之4和14分之5的最简公分母就是两个分数分母的最小公倍数
21=3×7
14=2×7
[21，14]=3×7×2=42
所以，21分之4和14分之5的最简公分母是42

回答2：

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