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Percentage Calculator

Calculate percentage of a value, percentage change between two numbers, or add and subtract percentages from an amount.

How to use this tool

  1. Select a calculation mode from the tabs below.
  2. Enter your values in the form fields.
  3. Review the live result as you type.
All calculations happen in your browser. No data is sent to any server.

Percentage Calculator

Results

Next step

Once you've finished here, keep the momentum going with one of these.

Hourly Rate Calculator

Find your ideal freelance hourly rate based on expenses and goals.

Break-Even Calculator

Find minimum revenue needed to cover all costs.

Margin Calculator

Calculate profit margins on your services and products.

Related guides
Hourly vs Fixed-Price Freelance
Compare pricing models and understand when to use percentage-based vs fixed pricing.
How Much Should Freelancers Charge
Pricing strategies, rate setting, and how percentages factor into quotes and invoices.