64/66 as a percentage is 96.97%. This number shows how close the fraction is to a whole, because 64 out of 66 parts are almost everything.
The fraction 64/66 can be simplified to 32/33, which still represents the same amount. It’s a tiny bit less than 1, so the percentage is just under 100%.
When you think of it in everyday terms, 96.97% means that if you had 100 pieces, you would have about 97 of them. That’s a very high proportion, showing the fraction is almost complete.
In practical use, such a high percentage might be used to describe efficiency, success rates, or any situation where something is nearly perfect but not quite 100%.