It doesn't matter what you use, you still need at least two numbers to find a GCF.
If that's 3 and 6, the GCF is 3.
Simplification using the greatest common factor does.Simplification using the greatest common factor does.Simplification using the greatest common factor does.Simplification using the greatest common factor does.
product
The greatest common prime factor of 10 and 20 is 5.
5
8
the greatest com man factor is 33
the least common multiple is what the numbers you are using divide into. e.g. 3 and 6 have 12 as the common factor. the greatest common factor is what divides into your numbers. 6 and 9 have 3 as the greatest common factor
5
Answer it
3(8 - 3)
The GCF is 12. The next greatest is 6.
The highest common factor of two numbers is their highest common factor. The method that is used to find it is irrelevant.