When you change the fraction 10/66 into a percent, you get 15.15%. This is the rounded value you’d see on most calculators or reports.
The fraction 10/66 can be thought of as taking 10 parts out of a total of 66 equal parts. Even though the numbers look large, the idea is simple: you’re comparing a smaller piece to the whole.
In everyday situations, you might use this percentage to describe a small share of a group, like 15.15% of students who chose a particular option in a survey. Rounding to two decimal places keeps the number clear and easy to read.