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The GCF is 4.
the hcf of 12 and 20 = 4
4
The GCF is 12.
The GCF is 2.
The GCF of 12 and 20 is 4.
20/12 = 5/3 by dividing the numerator and denominator by their HCF which is 4
The HCF of 12 and 60 is 12