What is 51/64 as a percentage? It is 79.69% (rounded to two decimal places). This number tells you that the fraction is just under eight‑tenths of a whole.
The fraction 51/64 is a little bit more than half. When you picture 64 equal parts, 51 of them are filled, leaving 13 parts empty. That makes it a fairly large portion, close to three‑quarters of the whole.
In everyday life, you might see this kind of percentage on a test score, a discount, or a progress bar. Rounding it to 79.69% keeps it simple while still being accurate enough for most uses.