The fraction 66/100 is equal to 66.00% when expressed as a percentage. This means that if you have 66 out of 100 parts of something, you have 66% of the whole. It's a common fraction that comes up in various everyday situations, like test scores or statistics.
You might see 66/100 or 66% used in different contexts. For example, if 66 out of 100 people prefer a certain product, that's a 66% approval rating. In academic settings, scoring 66 out of 100 on a test would be equivalent to getting 66% correct. This percentage is just over halfway to 100%, so it represents a majority, but not an overwhelming one.