Percentage Calculator

Solve any percentage problem in one place: find X% of a number, work out what percent X is of Y, calculate percentage increase/decrease, or add and subtract a percentage. Free and instant.

Result

Enter both values

How to use the Percentage Calculator

  1. 1

    Pick the type of percentage question with the tabs.

  2. 2

    Enter your two numbers.

  3. 3

    Read the answer instantly — no formulas needed.

  4. 4

    Share your result as a card.

Frequently asked questions

What can it calculate?

X% of Y, what percent X is of Y, the percentage change from one number to another, and a number after adding or subtracting a percentage.

How is percentage change worked out?

((new − old) / old) × 100, shown with a + or − sign so you know if it went up or down.

Is it free?

Yes, and it runs instantly in your browser.

Tips & discussion

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