Free Percentage Calculator
This free percentage calculator helps you quickly work out percentages, percentage increases, percentage decreases and percentages of a number. Choose the calculation type, enter your values and get the result instantly.
It is useful for discounts, VAT checks, price changes, finance, shopping, pay rises, savings, profit margins and everyday maths. Whether you need to know what 20% of a number is or how much something has increased or decreased, this tool keeps it simple without making you relive school maths trauma.
How To Use This Calculator
Choose a calculation type, enter your numbers and click Calculate. The tool instantly works out the answer.
Popular Uses
Calculate discounts, pay rises, VAT percentages, profit margins, savings, investments and everyday percentage calculations.
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Percentage Calculator FAQ
Can I calculate percentage increase?
Yes. Choose Percentage Increase, enter the original value as Value 1 and the new value as Value 2.
Can I calculate percentage decrease?
Yes. Choose Percentage Decrease, enter the original value as Value 1 and the reduced value as Value 2.
What does “X% of Y” mean?
It calculates how much a percentage is worth from a number, such as 20% of 150.