The fraction 77/80 is equal to 96.25%. This number shows just how close the fraction is to a full whole.
Being over 95 % means the value is very high—almost every part of a whole is included. In everyday terms, you could think of it as getting 96 out of 100 points on a test, which is an excellent score.
Because 77/80 is so close to 1, it’s useful when you need to represent something that’s almost complete, like a project that’s 96.25 % finished or a discount that leaves you paying just 3.75 % of the original price.