The GCF is 3.
The GCF is 3.
The GCF is 1.
The GCF of 18 and 27 is 9.
The GCF is 13.
The GCF is 3.
The GCF is 9.
the GCF of 45 48 and 18 is 3
The GCF is 9.
The GCF is 9.
The Greatest Common Factor (GCF) of 144, 45, and 18 is 9.
The GCF is 3.
The GCF is 9.