The GCF/HCF of 27 and 80 is 1.(27 is prime)
The GCF is: 1
The GCF is 80.
The GCF is 27.
gcf of 80 and 100 is 20.The GCF is 20.
The GCF is 8.
The GCF is 27.
The GCF of 27, 54 and 81 is 27.The GCF of 27, 54 and 81 is 27.
The GCF is 4.
The GCF is 40.
The GCF is 1.
The GCF is 80.