The gcf of 80 and 48 can be obtained like this:
<span>The factors of 80 are 80, 40, 20, 16, 10, 8, 5, 4, 2, 1.
The factors of 48 are 48, 24, 16, 12, 8, 6, 4, 3, 2, 1.
<span>The common factors of 80 and 48 are 16, 8, 4, 2, 1,
intersecting the two sets above.
</span><span>In the intersection factors of 80 ∩ factors of 48 the greatest element is 16.</span><span>Therefore, the greatest common factor of 80 and 48 is 16.</span></span>
