Because 4 is the largest number that will divide into both of those numbers evenly, with no remainder.
The Greatest Common Factor of 28, 40, 12: 4
1, 2, 4 are the common factors of 12 and 40, and 4 is the greatest common factor
Greatest Common Factor (GCF) of (12,40,56) is 4.
4
It is 4
The GCF of 12 and 40 is 4.
It is 4
4
It is: 6
The GCF is 4.
The GCF of 40, 12, and 8 is 4.
The GCF of 12 and 40 is 4.