### Possible Answer

To find the greatest common factor, list the factors for each number. The factors of 14 are: 1 and 14, 2 and 7 t The factors of 28 are: 1 and 28, 2 and 14, 4 and… - read more

factors of 14: 1, 2, 7, 14 factors of 21: 1, 3, 7, 21 factors of 28: 1, 2, 4, 7, 14, 28 greatest common factor is clearly 7 in this case. answered Jan 19, 2012 by ... - read more

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