34/64 as a percentage is 53.13%. This number tells you how much of a whole the fraction represents when you look at it on a scale of 100.
The fraction 34/64 can be reduced to 17/32, which is still a little more than one‑half. Seeing it as a percentage makes it easier to compare with other values that are already expressed out of 100, like test scores or discounts.
In everyday situations, you might use the 53.13% figure to estimate portions, such as figuring out that a recipe uses just over half of an ingredient, or to understand that a project is a little more than halfway finished. It’s a quick, clear way to communicate the size of the part relative to the whole.