63/75 as a percentage is 84.00%. This number tells you how much of a whole the fraction represents when you look at it on a scale of 100.
The fraction 63/75 can be reduced to 21/25, which is a common way to see the relationship between the two numbers. Both the numerator and denominator are divisible by 3, making the fraction easier to work with while keeping the same value.
When you think of 84.00%, imagine 84 out of every 100 parts being filled. This makes it simple to compare the fraction to other percentages you might see in everyday situations, like grades or discounts.