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The greatest common factor of 21 and 49 is 7.

21 = 3 x 7, 49 = 7 x 7 so GCF = 7.

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โˆ™ 2016-10-18 02:42:07
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Algebra

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โˆ™ 2010-02-14 16:59:08

7.

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Anonymous

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โˆ™ 2020-08-08 09:41:39

7

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Q: What is the greatest common factor of 21 and 49?
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