The lowest from for 80 over 150 is 8/15
80 over 99 is already in lowest terms.
150
500 over 150 (500/150) in lowest terms is 10/3 or 31/3
55 over 80 at its lowest terms is 11/16
The fraction that is the lowest form of 35 over 80 is 7/16
5
3 over 4
63/80 is in lowest terms. 80=2x2x2x2x5 2 and 5 do not got into 63 without a remainder.
27/50
3/5
4/5
1/6