11/68 can't be simplified any more than it already is.
35/68 is already simplified
Nope
17/25
68/120 = 34/60 = 17/30
To simplify the fraction 68/9, you need to find the greatest common divisor (GCD) of 68 and 9, which is 1. Dividing both the numerator and denominator by 1 gives you the simplified fraction of 68/9. So, 68/9 in its simplest form is just 68/9.
8 over 20 simplified is 2 over 5
8/11 is as simplified as it can get.
68/1000 simplifies to 17/250; that is as much as it can be simplified.
8/43 cannot be simplified.
8/17 cannot be simplified.
8/3 cannot be simplified.