You need at least two numbers to find a GCF.
The GCF is 50.
The GCF is 100.
The GCF of 500 and 13 is 1.
The Greatest Common Factor (GCF) of 500 and 1,000 is 500.
The GCF of 225 and 500 is 25.
It is: 500
The GCF is: 100
The GCF is 25.
It is: 25
20
10
It is 4