PercentageHelper is a free online tool to calculate percentages.
Tip: Calculate a percentage of a number. For example, 20% of 100 is 20.
Tip: Find what percentage one number is of another. For example, 20 is 20% of 100.
Tip: Calculate the percentage change between two numbers. For example, from 100 to 120 is a 20% increase.
Tips: Use tab to move to the next field. Use shift-tab to move to the previous field. Press enter to calculate.
About
This website is designed to help you quickly and easily calculate percentages for a variety of purposes. Whether you're calculating discounts, tips, or trying to figure out how much something has increased or decreased in value, our percentage calculator can help.
FAQ
What is a percentage?
Percentage is a way of expressing a number as a fraction of 100. It is commonly used to represent a portion of a whole or to compare two numbers. Percentages are often denoted with the symbol "%".
How do you calculate a percentage?
To calculate a percentage, you typically divide the part (the smaller value) by the whole (the larger value), and then multiply the result by 100. This gives you the percentage value as a number between 0 and 100.
Why percentages matter?
Percentages are used in a wide variety of contexts, from calculating discounts and taxes to measuring changes in stock prices and economic indicators. Understanding how percentages work can help you make more informed decisions in various areas, from personal finance to business management.