Step by step
- Find the profit: selling price minus cost.
- Margin: profit ÷ price × 100. Markup: profit ÷ cost × 100.
- Use the second line above: profit as the part, price or cost as the whole.
At a glance
| Cost → price | Margin | Markup |
|---|---|---|
| 60 → 100 | 40% | 66.7% |
| 80 → 100 | 20% | 25% |
| 50 → 100 | 50% | 100% |
Related questions
Which one do I put in my business plan?
Margin is the usual measure of profitability; markup is handy for setting prices.
How do I price for a 30% margin?
Divide the cost by 0.70: a cost of 70 needs a price of 100.
Do fees and taxes count as cost?
For a true margin, include platform fees, shipping and taxes you pay.
More questions: percentage calculator
- How to find a percentage of a number
- How to calculate a percentage increase
- How to calculate a discount or percentage decrease
- Percentage change vs percentage difference between two numbers
- What percent is one number of another?
- How to add or subtract a percentage (tax, tip, raise)
- How to calculate percentages in Excel and Google Sheets
- How to calculate a percentage on the iPhone Calculator
- How to calculate a percentage on an Android phone calculator
- How to calculate percentages on the Windows and Mac Calculator
- How to calculate percentages in your head
- How to turn test scores into a percentage
- What is a percentage and how does it work?
- Can a percentage be negative or over 100%?
Open the full percentage calculator →
Updated November 14, 2026.