Since 18 is a factor of 180, it is automatically the GCF.
The Greatest Common Factor of 36, 54, 180: 18
The greatest common factor (GCF) is: 18
18
18
The GCF is 18.
The GCF of 126 and 180 is 18.
18
The GCF is 18.
The GCF is 18.
The GCF is 18.
The GCF is 18.