You need at least two numbers to find a GCF.
The GCF is: 1
The GCF is 3.
The Greatest Common Factor is 3
The GCF is 3.
Divide them by their GCF, which is 3.Divide them by their GCF, which is 3.Divide them by their GCF, which is 3.Divide them by their GCF, which is 3.
The GCF of 3 and 45 is 3.Since 3 is a factor of 45, it is automatically the GCF.
The GCF is 3.The GCF is 3.
The GCF is 3.
The GCF of 30 and 66 is 6.
The GCF is 3.
The GCF is 3.
GCF(66, 27) = 3.