21/71 as a percentage is 29.58% (rounded to two decimal places). This fraction represents a little less than one third of a whole, and the percentage makes it easy to compare with other numbers.
When you see 21/71 in everyday situations—like a score, a portion of a budget, or a part of a class—you can quickly think of it as about 30%. That quick mental shortcut helps when you need an estimate without pulling out a calculator.
In reports or presentations, writing the percentage instead of the fraction often looks cleaner. So, whether you’re summarizing data or just sharing a fact, you can state that 21/71 equals 29.58% and be clear and concise.