78/81 as a percentage is 96.30%. This fraction is very close to a whole, which is why the percentage is just under 100. Seeing it in percent makes it easier to understand how large the part is compared to the whole.
The fraction 78/81 can also be thought of as 78 pieces out of 81 equal pieces. When you look at it this way, it’s clear that only a small part is missing, which matches the high percentage value.
Using the percent form helps when you need to compare it with other numbers that are already in percent. Whether you’re working on a school project or just checking a quick estimate, 96.30% tells you the fraction is almost a full unit.
