If you turn the fraction 64/81 into a percentage, you get 79.01%. This tells you that the fraction is just a little under eight‑tenths of a whole.
The fraction 64/81 is a proper fraction, meaning its numerator is smaller than its denominator. In decimal form it is about 0.7901, which matches the percentage when you move the decimal two places to the right. It’s a neat ratio that shows up in some probability problems and in patterns involving squares.
Using a percentage like 79.01% makes it easier to compare the size of the fraction to other numbers, especially in everyday situations like scoring, discounts, or statistics. It gives a quick, intuitive sense of how large the part is compared to the whole.