73/84 as a percentage is 86.90%. This value tells you how much of a whole 73 parts represent when the whole is divided into 84 equal parts.
The fraction 73/84 can be simplified only by dividing both numerator and denominator by their greatest common divisor, which is 1, so it stays the same. It’s a common way to compare parts of a set when the total isn’t a round number like 100.
In everyday use, saying 86.90% is quicker than writing 73/84. Whether you’re looking at test scores, sports statistics, or a recipe adjustment, the percentage gives an immediate sense of proportion.