71/87 as a percentage is 81.61%. This rounded figure gives a quick sense of how large the fraction is compared to a whole.
The fraction 71/87 is a little more than four‑fifths. In everyday terms, it means you have 71 parts out of a total of 87 equal parts. Seeing it as a percentage makes it easier to compare with other numbers that are already expressed this way.
When you need to talk about proportions—like grades, statistics, or parts of a budget—using the percentage 81.61% lets others understand the size of the portion without having to work with the fraction itself.