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Earn +20 ptsQ: What is the greastest common factor of 15 and 18?
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Is 6 the gcf of the numbers 15 an 18?
No. 6 is not a factor of 15. The greatest common factor of 15 and 18 is 3.
What is a common factor for 15 18 5 and 9?
The only factor that's common to all of them is '1'.
What is the greatest common factor of 6 9 15 18?
The GCF is 3.
What is the common factor of 18 36 72?
The greatest common factor is 18.
The greater common factor of 18 21?
The greatest common factor of 18 and 21 is 3.
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