21/49 as a percentage is 42.86%. This value tells you how much of a whole the fraction represents when you look at it in terms of hundreds.
The fraction 21/49 can be reduced to 3/7, which is a common way to see the same relationship in a simpler form. Whether you write it as 3/7, 0.4286, or 42.86%, the meaning stays the same.
In everyday life, you might see this percentage when a store offers a 42.86% discount, or when a test score shows that you got about 43 out of 100 points. It’s a handy number for comparing parts of a whole.
Remember, whenever you see 42.86%, you’re looking at the same proportion that 21 out of 49 represents. This makes it easy to talk about parts of a whole in both fraction and percentage language.