The greatest common factor (gcf) of 56 and 84 is 28.
56 = 2 x 2 x 2 x 7
84 = 2 x 2 x 3 x 7
HCF = 2 x 2 x 7
HCF = 28
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It is: 28 which is the greatest common factor of 56 and 84
The GCF of 21, 56, 63, and 84 is 7.
The GCF is 14.
The greatest common factor of 630 , 84 = 42
Greatest common factor of 420 and 504 is 84.