The fraction 16/52 is equal to 30.77%. It’s a simple way to see how much of a whole the number 16 represents when the whole is 52.
If you look at the numbers, 16 out of 52 is a little less than one third, because one third of 52 would be about 17.33. The percentage tells you the same idea in a form that’s easy to compare with other numbers.
You can use this percentage whenever you need a quick estimate. For example, if a class of 52 students has 16 who passed a test, you can say that about 30.77% of the class succeeded. This makes it clear without dealing with fractions.