Answer :

iGreen
20/15

Divide 5 to the numerator and denominator.

20 / 5 = 4
15 / 5 = 3

4/3
jazzwok


20/15 simplified is:

how many times does 15 go into 20? 1

and how many leftovers are there? 5

so its 1 5/15

and you can simplify even more by 5 so it turns to 1 1/3

hope it helps :)