The fraction 4/6 expressed as a percentage is 66.67%. This value tells you how much of a whole the fraction represents when you look at it in terms of hundred parts.
Even though 4/6 can be simplified to 2/3, the percentage stays the same. It’s a handy way to compare parts of different groups because everyone understands “percent” as parts out of 100.
You’ll see 66.67% used in things like test scores, budget allocations, or any situation where you need a quick, familiar reference to two‑thirds of a whole.