12/97 as a percentage is 12.37%. This is the rounded value you get when you compare the fraction to a whole.
The fraction 12/97 means you have 12 parts out of a total of 97 equal parts. It’s a small slice, which is why the percentage is also fairly low. When you see 12.37%, you can picture a tiny piece of a big pie.
In everyday use, knowing the percentage helps you compare this fraction to other numbers more easily. For example, if a class of 97 students has 12 who earned an A, you could say about 12.37% of the class got an A.