15/79 expressed as a percentage is 18.99%. This value tells you how much of a whole 15 parts out of 79 represent when the whole is considered 100 %.
The fraction 15/79 is a proper fraction, meaning the numerator is smaller than the denominator. It falls between 0 and 1, and its decimal form is about 0.1899, which lines up with the percentage above.
You might see this kind of fraction when dealing with ratios in everyday situations, like a small portion of a class or a tiny slice of a budget. Knowing the percentage makes it easy to compare with other numbers that are already in percent form.