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What are the common factors for 21and 28?

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Anonymous

∙ 10y ago
Updated: 8/21/2019

The common factors are 1 and 7.

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Wiki User

∙ 10y ago
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3


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It is: 84


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The GCF is 3.


What is the greatest common factors of 21and 27?

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How do you show work on the common factors of 28?

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