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What is the common multiple of 3 and 21?

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Anonymous

∙ 11y ago
Updated: 8/21/2019

LCM is 21

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Wiki User

∙ 11y ago
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Related Questions

What is the common multiple of 7 and 9 and 21?

21 = 7 x 3 , 9 = 3 x 3 ; for the Least Common Multiple (LCM), 21 already is a multiple of 7. 21 & 9 have a common factor of 3, so LCM = 21 x 3 = 63


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What are the lowest common multiple of 3 and 7?

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