Factor them.
2 x 2 x 3 = 12
2 x 3 x 7 = 42
Select the common factors.
2 x 3 = 6, the GCF
Select the lower exponents.
The answer is 6x2y3z2
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 6xy
The GCF is: 1
The GCF is 3.
The GCF is nt2
The GCF is 30.
You need at least two numbers to find a GCF.