9/77 as a percentage is 11.69%. This small number shows how a tiny part of a whole can be expressed in everyday terms. When you see 11.69%, you know that 9 out of every 77 equal pieces are being considered.
The fraction 9/77 is already in its simplest form because 9 and 77 share no common factors other than 1. It represents a little less than one‑tenth of something, which is why the percentage looks close to 10% but a bit higher.
In real life, you might use 9/77 when you split a class of 77 students into groups of 9, or when you calculate a discount that’s just under 12%. Knowing that it equals 11.69% makes it easy to compare with other percentages you see on receipts or reports.