Since the denominator of the fraction 15 / 17 (15 over 17, or fifteen seventeenths) is a Prime number, it cannot be reduced any further.
The fraction 17/15 cannot be reduced any more.
17/61 cannot be reduced.
17/52 cannot be reduced further.
It is already reduced.
It is already reduced.
17/45.
15/72 = 5/24 reduced
11/15 cannot be reduced further.
The fraction 17/50 cannot be reduced any more.
No. 17 is a prime number.
16/17 cannot be reduced any further.
It is: 5/12 reduced