66/95 as a percentage is 69.47%. This number tells you how much of a whole 66 parts out of 95 represent when you look at it in terms of 100.
The fraction 66/95 can be thought of as 66 pieces taken from a set of 95 equal pieces. When you compare those 66 pieces to a full set of 100 pieces, you end up with about 69.47 pieces, which is why the percentage looks the way it does.
Knowing the percentage makes it easy to compare this fraction with other numbers, especially in everyday situations like grades, discounts, or statistics, where percentages are the standard way to show parts of a whole.