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Earn +20 ptsQ: What is he greatest common factor of 21 and 28?
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What is the greatest common factor of 21 28 42?
The GCF is 7.
What is the greatest common factor of 28 and 57?
The greatest, and only, common factor of 57 (=3x19) and 28 (=22x7) is 1.
What are the greatest common factors of 21 and 28 and 56?
the greatest common factor is 7, because 21 divided by 7 is 3, 28 divided by 7 is 4 and 56 divided by 7 is 8.
What are is the greatest common factor of 28 42 and 63?
The Greatest Common Factor of 28, 42, 63: 7
What is the greatest common for 7and 28?
The greatest common factor for 7 and 28 = 7.
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