Percentage Calculator

Calculate percentages quickly and correctly. Choose what you want to find, and get the answer instantly.

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How to use this calculator

  1. Choose which type of percentage calculation you need.
  2. Fill in the numbers in the fields.
  3. Press "Calculate" to see the answer with an explanation.

Examples

  • 15% of 200 = 30
  • 200 → 250 is a 25% increase
  • 230 minus a 15% markup = 200

Frequently asked questions

How do I find the percentage increase between two numbers?

Choose "Percent increase," enter the original and new value, and the calculator works out the percentage change for you.

What does "subtract a percentage" mean?

This finds the original value before a percentage was added — for example, a price before tax.