30/56 as a percentage is 53.57%. This value tells you how much of a whole the fraction represents when you look at it on a scale of 100. The fraction itself comes from dividing 30 parts by a total of 56 parts.
If you simplify the fraction, 30/56 reduces to 15/28, but the percentage stays the same at 53.57%. Seeing the number in percent makes it easier to compare with other percentages you might encounter in everyday situations, like sales discounts or test scores.
In practical terms, a result of 53.57% means a little more than half of the whole. You can use this quick reference when you need to estimate or communicate the proportion without dealing with the original fraction.