The GCF is 1.
The GCF is 5.
5
5 (leaves you with 2, 4 and 7)
The answer is 5.
The greatest common factor (usually abbreviated GCF) of 15, 35, and 20, is 5.
The GCF is 35.
You need at least two numbers to find a GCF.
5=5x1 35=5x7 HCF=5
The GCF is 7.
The HCF is 7.
It is: 35
The HCF is 7.