The GCF is 4.
You don't; you need at least two numbers to find a GCF.
You need at least two numbers to find a GCF.
You need at least two numbers to find a GCF.
You need at least two numbers to find a GCF.
You need at least two numbers to find a GCF.
You need at least two numbers to find a GCF. The GCF of 18 and 24 is 6.
The GCF is 30.
The GCF is: 1
The GCF is 6xy
The GCF is nt2
The GCF is 3.