Oh, dude, like, 72 over 171 simplified is, um, 4 over 9. It's like when you're trying to fit into those skinny jeans but end up with a muffin top - you gotta simplify and make it work, man. So yeah, 4 over 9 is the way to go with that fraction.
It is: 72/171 = 8/19 simplified
125/171 cannot be simplified.
It is: 45/171 = 5/19 simplified
It cannot be simplified. There will be alot of decimals.
47/72 is already simplified
94/171
It is: 72/96 = 3/4 simplified
-13/72 cannot be simplified.
55/72
171/630 = (19×9)/(70×9) = 19/70
No.
72/100 = 18/25