The GCF of 75 and 80 is 5. The GCF of a pair of numbers can't be greater than their difference, which is 5 in this case. Since 5 is a factor of both 75 and 80, it is the GCF. 75/5= 15 80/5=16 The GCF is 5.
The GCF is 5.
The GCF is 5.
The GCF is 75.
If you mean 300 and 450 then the GCF is 150
The GCF is 75.
The GCF is 80.
The GCF is 8.
The GCF is 4.
The GCF is 75.
The GCF is 75.
The GCF is 75.