57/76 as a percentage is 75.00%. This rounded value gives a quick sense of how large the fraction is compared to a whole.
The fraction 57/76 can be thought of as 57 parts out of a total of 76 equal parts. When you picture a pie chart, you would shade just over three‑quarters of it, which matches the 75 % figure.
In everyday use, percentages like this help compare amounts easily. For example, if you scored 57 points out of a possible 76 on a test, you would have earned 75.00%, which is often considered a solid B‑grade.
Remember, writing a fraction as a percentage lets you communicate the size of the portion in a format most people understand at a glance.