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Earn +20 ptsQ: What is the highest common factor of 28 and 21?
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The HCF of 28 and 56?
28 is a factor of 56, and 28 is also a factor of itself. So the highest common factor of 28 and 56 is 28.
What is 21 over 28 simplified?
both numbers have a common factor of 7 divide each by 7: 21/28 = 3/4
Greatest common factor of 28 20?
The greatest common factor of 28 and 20 is 4.
What is the greatest common factor of 14 28 and 70?
The greatest common factor of 14, 28, and 70 is 14.
What is the gcf of 28 42 and 63?
The factors of 28 are: 1, 2, 4, 7, 14, 28The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, 42The factors of 63 are: 1, 3, 7, 9, 21, 63The common factors are: 1, 7The Greatest Common Factor (GCF) is: 7The GCF is: 7The GCF is 7.
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