Since the numbers 5 and 16 share no positive integer common factors, the proper fraction 5/16 is already expressed in its simplest form.
5/80 in simplest form is 1/16
4 over 5
4 over 5
4 over 5
No 20 --- 16 divided by 4 = 5 -- 4 That's simplest form. (5 over 4)
16/80 = 1/5
10/16 = 5/8
16/20 = 4/5
5/16
5/16
2/5
1/5