When you turn the fraction 58⁄67 into a percent, you get 86.57%. That number tells you how large the fraction is compared to a whole.
The fraction 58⁄67 is a proper fraction, meaning the numerator is smaller than the denominator. It represents a little more than four‑fifths of a whole, so it’s pretty close to 1 but not quite there.
Seeing the percentage makes it easy to compare with other values. For example, if a test score is 86.57 %, you know the student answered about 58 out of every 67 questions correctly.
In everyday use, you might round the percent to 87 % for quick estimates, but the exact rounded value is 86.57%, which gives a more precise picture.