12/21 expressed as a percentage is 57.14%. This rounded figure gives a quick sense of how large the fraction is compared to a whole.
The fraction 12/21 can also be reduced to 4/7, which is a common ratio you might see in everyday problems. Seeing it as a percentage helps you compare it to other numbers that are already in percent form.
When you need to estimate or make quick decisions, using the percentage form is often easier than working with the fraction directly. It’s a handy way to understand the size of the part relative to the whole.
Remember, the 57.14% value is rounded, so it’s a close approximation that works well for most practical purposes.
