Everyday tool

Percentage Increase Calculator

Compare an original value and a new value to see the percentage increase.

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Instant useNo sign up, quick result.

Clear outputMade for fast practical checks.

Related next stepsJump to supporting tools after.

Calculator

Use the percentage increase calculator

Work out percentage increase between two values instantly.

Original value

New value

Result: waiting for input

Enter your values to see the result.

How it works

Formula

((new value − original value) ÷ original value) × 100

Example

If a price goes from 80 to 100, the increase is ((100−80)/80)×100 = 25%.

Frequently asked questions

What if the result is negative?

That means the value went down rather than up.

Can I use this for prices and wages?

Yes. It works for prices, salaries, traffic, sales, and most other comparisons.

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Tool guide

How to use the percentage increase calculator

Work out percentage increase between two values instantly. Use this page for a fast estimate, compare a few scenarios, and adjust the inputs until the result matches what you need to decide.

This tool also sits inside the CalcBeacon everyday maths and time cluster. That makes it easier to find from category pages, related tools, and supporting guides when you want to compare options.

When it is usefulUse this tool when you want a fast estimate, want to compare options, or want a clearer answer before moving on.

Common mistakesCheck that your numbers use the same units, avoid leaving key fields blank, and test a second scenario so you can see how sensitive the final result is.

Next useful stepAfter using this page, compare the result with a related calculator or open the guide to check the number in context.

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