85/86 as a percentage is 98.84%. This shows that the fraction is almost a whole, missing just a tiny part. In everyday terms, it’s like scoring 98.84 out of 100 on a test.
When you see a number that close to 100%, it tells you the amount is very high. For example, if you had 86 pieces of candy and ate 85 of them, you would have eaten 98.84% of the candy.
The fraction 85/86 can also be thought of as “85 parts out of 86 parts.” Since there are only one part left out of the whole, the percentage is nearly perfect.
In practical use, such a high percentage often means the result is essentially complete, with just a small remainder that usually doesn’t matter much.