The GCF is 45.
Their gcf is 15 .
The GCF is 3.
The same as the GCF of 28 and 7 (7 is the remainder when you divde 63 by 28).
You need at least two numbers to find a GCF.
No idea what the gfc is but GCF(35, 45) = 5.
5
The GCF is 3.
The GCF is 15.
The GCF is 45.
GCF(20, 28) = 4
It is 4
4
7
The GCF is 7.
The GCF is 15.
Their gcf is 15 .