The greatest common factor of the numbers 15 and 12 is 3.
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The GCF is 3.
The GCF is 3.
The GCF of 12 and 15 is 1
The GCF is 3.
The GCF is 1.
The GCF of 12 15 and 22 is 1.
GCF(12, 15, 18) = 3
GCF(15, 12, 45) = 3
The GCF of 9, 12, 15 is 3.
The GCF is 15.
The GCF of 12 and 15 is 3.
3 and 60, respectively.