17/35 as a percentage is 48.57%. This number tells you how much of a whole the fraction represents when you look at it in terms of hundredths. It’s a quick way to see the size of the fraction at a glance.
The fraction 17/35 can be thought of as 17 parts out of 35 equal parts. When you compare it to a whole (which would be 35 parts), you see that it’s a little less than half. This is why the percentage is just under 50%.
Using percentages like 48.57% is useful in everyday situations, such as calculating discounts, grades, or statistics, because most people find it easier to understand a part of 100 rather than a fraction with odd numbers.