The fraction 60/90 works out to 66.67% when expressed as a percentage. This tells you that the part represented by 60 out of 90 is a little more than two‑thirds of the whole.
If you simplify the fraction first, 60 and 90 share a common factor of 30, so the fraction reduces to 2/3. Seeing it as 2 out of 3 parts helps you understand why the percentage is close to 67%, because two‑thirds of anything is roughly two‑thirds of 100.
In everyday situations, this percentage can be useful. For example, if a student gets 60 correct answers out of 90 questions on a test, their score would be 66.67%, indicating they passed but still have room for improvement.