What is 45/80 as a percentage? It is 56.25%.
The fraction 45/80 can be simplified to 9/16, which is a common way to see how the numbers relate. Even without simplifying, the fraction already tells you that the part is a little more than half of the whole.
In everyday terms, 56.25% means that if you have 80 equal pieces, 45 of them are taken. This kind of percentage is useful for quick estimates, like figuring out how much of a budget is spent or how many points you earned out of a total.
Remember, when you see a fraction like 45/80, you can think of it as just over half, and the percentage gives a clear, easy‑to‑read picture of that same amount.