42/81 as a percentage is 51.85%. This value tells you that the fraction is just over half of a whole. When you see 51.85% on a chart or a report, you can think of it as a little more than one‑half.
The fraction 42/81 can be reduced to 14/27, but the size stays the same. It’s a common way to compare parts of a group when the total isn’t an easy round number. In everyday language, you might say “about 52 %” to keep it simple.
Knowing the percentage helps when you need to communicate the proportion quickly. Whether you’re looking at test scores, survey results, or any data set, 51.85% gives a clear picture of the share that 42 out of 81 represents.