Best Answer

GCF(28, 21) = 7


Prime factorization of the numbers:

28 = 2 × 2 × 7

21 = 3 × 7

GCF(28, 21)

= 7

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Nathaniel Sipe

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2021-12-16 03:13:24
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2015-11-07 01:29:31

The GCF is 7m.

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Wiki User

2010-12-19 21:42:10

gcf of 14m and 21m is 7m.

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Q: What is the GCF of 14m and 21m?
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