Question

What is the greatest common factor of 28 and 12

Answer 1

F ( 28 ) = 2 × 2 × 7

F ( 12 ) = 2 × 2 × 3

Now

Common factor = 2 × 2

GCF = 4

hence the GCF of 12 and 24 is 4 ...

hope it helps ...☃️❄