This free percentage calculator computes a number of values involving percentages, including the percentage difference between two given values.

A pie chart showing the percentage by web browser visiting Wikimedia sites (April 2009 to 2012) In mathematics, a percentage, percent, or per cent (from Latin per centum 'by a hundred') is a …

Percents help us understand numbers in comparison to 100. This is useful for many real-world applications like sales and statistics. Try it Yourself: (What is 40% of 80? What is 10% of 200? …

Aug 1, 2025 · You can work out percentages to calculate how much to tip at restaurants, find the percent change of a price, or even determine statistics of your favorite sports team.

Let's take a look at how to calculate percentages. What is the percentage of Y? To calculate a percentage based upon a part (X) and a total (Y), divide the value of the part (X) by the total or …

Learn how to use the percentage formula in Excel to find the percentage of a total and the percentage of change between two numbers. Try it now!

In addition to being used throughout math and science, percentages are used in many aspects of everyday life, such as discounts when shopping, taxes, interest rates, statistics, food labels, …

Aug 1, 2025 · Use this calculator to find percentage of a whole or work out the percentage given numbers and percent values. See how to use percent formulas to calculate percentages and …

Understanding percents is a fundamental skill that you’ll use in everyday life, from calculating discounts while shopping to interpreting statistics in the news.

Percentages are like fractions and decimals: they are ways to describe a proportion of a whole. Learn what percentages mean and how to calculate them.