66/84 as a percentage is 78.57%. This number tells you how much of a whole the fraction represents when you look at it on a scale of 100.
The fraction 66/84 can be simplified by dividing both the numerator and the denominator by 6, giving you 11/14. Even after simplification, the value stays the same, just expressed with smaller numbers.
When you think of 78.57% in everyday terms, it means that out of every 100 parts, about 79 of them are covered by the fraction. It’s a handy way to compare sizes without using fractions.
Remember, percentages are useful for quick comparisons, especially in reports, school projects, or when you need to describe a part of a whole in a clear, simple way.