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List the factors.

The factors of 21 are:

1, 3, 7, 21

The factors of 24 are:

1, 2, 3, 4, 6, 8, 12, 24

The factors of 27 are:

1, 3, 9, 27

The common factors are:

1, 3

The Greatest Common Factor:

GCF = 3

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โˆ™ 2017-09-17 01:50:24
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โˆ™ 2017-09-15 13:38:36

GCF(21, 24, 27) = 3.

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Q: How do you solve the greatest common factor for 21 24 and 27?
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