How it works
Margin is profit as a share of revenue; the same profit expressed against cost instead is the markup, which is always the larger number.
Example
Revenue of $180,000 on $117,000 of cost is a 35.00% margin, $63,000 of profit, and a 53.85% markup.
This tool is for estimation and education, not financial, tax, or legal advice.
Frequently asked questions
Is this an accounting system?
No. Each tool answers one question from figures you already have, with the method shown.
Does the calculator send my numbers anywhere?
No. The calculation runs locally in your browser.
Which figures should I use?
Whatever period you are judging — a month, a quarter, a year — as long as every input covers the same one.
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