The GCD of given numbers is 2.
factors of 8 are : | 1 , 2 , 4 , 8 |
factors of 10 are : | 1 , 2 , 5 , 10 |
We see that the Greatest Common Factor = 2.
This solution can be visualized using a Venn diagram.
The GCD equals the product of the numbers at the intersection.