It is: 9
The GCF of 18 and 27 is 9.
the greatest common factor for 45 and 27 is 9.
The GCF is 9.
The GCF of 9, 27, and 45 is 9.
The GCF is 9.
The GCF is 9.
The GCF is: 9
Greatest common factor of 27 45 and 126 is 9.
9
The GCF is 9.
The GCF is 9.
The GCF is: 9