The GCF is 1.
The gcf is 1. The only factors of 27 are 3,3, and 3. The only factors of 52 are 2, 2, and 13. So, 1 is the greatest factor.
The GCF is 52.
The GCF is 4.
The GCF is 2.
The GCF is 4.
The GCF is 1.
The GCF is 4.
The GCF is 52.
The GCF of 76, 52 and 80 is 4.
The GCF is 1.
The GCF is 4.It is: 4