87.50% is the percentage equivalent of the fraction 56/64.
The fraction 56/64 can be reduced to 7/8, which is a common way to see how large a part of a whole it represents. As a percentage, it shows that the part is just a little under nine‑tenths of the whole.
Knowing that 56/64 equals 87.50% can be useful in everyday situations, such as figuring out grades, discounts, or how much of a recipe has been used. It gives a clear, quick picture of the portion without needing to work with the original numbers.