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Earn +20 ptsQ: What is the greastest common factor of 21 and 56?
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How do you figure what fraction 21 of 56 is?
Find a common factor of 21 and 56 and divide both by that factor to give two new numbers. If necessary, repeat the process with a common factor of these two numbers and so on. This looping can be done in one step if you can find the greatest common factor. So, for 21 and 56, the GCF = 7 So 21/56 = (21/7) / (56/7) = 3/8
What is the greatest common factor of 21 and 49 and 56?
The GCF is 7.
Greatest common factors for 21 and 56?
The Greatest Common Factor (GCF) is: 7
What is the greatest common factor of 21 56 77?
The GCF is 7.
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.
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