Percentage Change Calculator

Subtract the original from the new value, divide by the original, and multiply by 100 to get the percentage change. Calculate it clearly with Figur.

How the percentage change calculator works

Subtract the original from the new value, divide by the original, and multiply by 100 to get the percentage change.

Method and assumptions

Figur applies straightforward arithmetic to the values you enter. The calculation runs locally in your browser and is not stored.

  • The result depends on accurate inputs and units.
  • External factors, fees, taxes, or rules not requested by the calculator are not included.
  • Use the result as a planning estimate and verify any high-stakes decision.

Sources and references

No external data source is required: this calculator uses standard arithmetic and the values you enter.

Worked example

A price rose from $80 to $100.

That is a 25% increase.

Frequently asked questions

What does a negative result mean?

A negative percentage means the value decreased.

Why divide by the original?

Percentage change is always measured against the starting value.

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