The Greatest Common Factor (GCF) is: 4It is: 444
The common factors of 20, 28, and 36 are 1, 2 and 4
The common factors of 36 and 27 are 1, 3 & 9; the highest common factor is 9.
28
4,2,1
The common factors are: 1, 2, 4.
It is: 4
The highest common factor of 36 and 63 is 9
6
The highest common factor is 9
The highest common factor of 36 and 117 is 9
It is: 4