66/69 as a percentage is 95.65%. This value shows how close the fraction is to a whole number, and the rounding makes it easy to read.
The fraction 66/69 is only a little less than 1, so its percentage is just under 100%. When you see 95.65%, you can quickly understand that the portion represented is very large.
In everyday use, you might round this to 96% for simplicity, but keeping the two‑decimal precision gives a more exact picture. It’s a handy way to compare the fraction with other percentages without doing extra math.