The fraction 12/21 as a percentage is 57.14%. This value is rounded to the nearest two decimal places, giving a clear and easy‑to‑read number.
If you simplify the fraction first, 12/21 reduces to 4/7. Both forms represent the same part of a whole, just shown in different ways—one as a fraction, the other as a percentage.
Understanding that 57.14% means 57.14 out of every 100 parts can help you compare this fraction to other percentages quickly, whether you're working with grades, discounts, or any other everyday numbers.