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What are the least common denominator for 21 and 9?

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Anonymous

∙ 15y ago
Updated: 8/18/2019

it's 63

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Wiki User

∙ 15y ago
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Related Questions

What is the least common denominator of 9 and 21?

63


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There is none because the Least Common Denominator (or LCD) is the Least Common Multiple (LCM) of the denominators of two or more fractions.


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what is the common denominator of 49 and 9


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9 is.


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