13/83 as a percentage is 15.66%. This is the rounded value you get when you turn the fraction into a percent.
The fraction 13/83 is a small part of a whole, just a little over one‑tenth. It’s useful when you need to compare parts of a set that isn’t easily divided into 10 or 100 pieces.
You can use 15.66% in reports, charts, or everyday calculations where a quick sense of proportion is needed, such as budgeting, grading, or describing survey results.