The GCF is 5.
5
The greatest common factor of 12 and 20 is 4.
Since 2 is a factor of 20, it is automatically the GCF.
Since 2 is a factor of 20, it is automatically the GCF.
20 and 24's highest common factor is four.
The GCF is 5.
The GCF is 1.
5
5
5
The GCF is 10.
The GCF is 5.