Since 4 is a factor of 20, it is automatically the GCF.
the greatest common factor of 20 and 100 is:20
20
It is: 5
The greatest common factor (GCF) of 20 and 30 is 10.
The greatest common factor of 28 and 20 is 4.
The greatest common factor of 20 and 26 is 2
The GCF is 4.
The GCF is 10.
4
The Greatest Common Factor (GCF) of 20, 24, and 60 is 4
The greatest common factor of 12 and 20 is 4
Since 20 is a factor of 60, it is automatically the GCF.