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Earn +20 ptsQ: What is the GCF of 7 15 21?
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What is the greatest common factor of 7 15 and 21?
The GCF is 1.
What is the GCF of 63 21 and 7?
The greatest common factor (GCF) of 63, 21, and 7 is 7.
Between 15 and 30 that have 7 as their GCF?
14 and 21, and 21 and 28 are the number pairs between 15 and 30 that have 7 as their greatest common factor.
What is the greatest common factor of 28 and 14 and 21?
The GCF is 7.
What is the greatest common factor in 56 and 21?
The greatest common factor of the numbers 56 and 21 is 7.
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