252/1
28 over 252 (28/252) in lowest terms is 1/9
588
It is already reduced to its lowest terms.
84/252 = 1/3
1620
There are an infinite number of them. The only one in lowest terms is 252/1 .
20 over 35 reduced to its lowest terms is 4/7
72 over 132 reduced to lowest terms is 6/11
5 fifteenths (5/15) reduced to lowest terms is 1/3
4 out of 30 reduced to the lowest terms is 2 out of 15 or 2/15
-2 over 29 is already a fraction reduced to its lowest terms.
15 over 30 reduced to lowest terms is 1/2