What is the first step when dividing two fractions

So here's an example

5/8 divided by 3/7

U keep the first fraction the same

So keep 5/8 5/8 then u change the division to multiplication so 5/8 () then u flip the 3/7 to 7/3

So your final equation of the example would be 5/8 (7/3)

Completely factor both the numerators and denominators of all fractions.