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Percentage Wizard

Calculate percentages quickly with three different modes.

What is % of ?

Free Percentage Calculator

Percentage Wizard is a free online tool to calculate percentages quickly. It supports three calculation modes to cover all common percentage questions.

Calculation modes

  • X% of Y — Find a percentage of a number (e.g. 15% of 200).
  • X is what % of Y — Find what percentage one number is of another.
  • % Change — Calculate the percentage increase or decrease between two values.