Percentage Calculator

Work out percentages and percentage increase or decrease instantly. Free, no sign-up needed.

Solve Common Percentage Problems

Percentage Calculator solves the three most common percentage questions — what is X% of Y, what percent is X of Y, and what is the percentage change from one number to another — without you needing to remember the formulas.

How to use

Choose the type of percentage question you need to solve.
Enter the numbers into the fields provided.
Click "Calculate" to see the instant result.

Common use cases

Working out a restaurant tip or sales discount.
Calculating what percentage of a budget has been spent so far.
Finding the percentage increase or decrease between two prices.

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