How this Break-even Calculator works
Break-even volume is the number of units required for contribution margin to cover fixed costs.
Formula
Fixed costs ÷ (Selling price − Variable cost per unit)
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Contribution Margin Explained →Worked example
Fixed costs 10,000 divided by 20 contribution per unit equals 500 units.
How to interpret the result
This is the volume where contribution covers fixed costs.
Common mistakes and limits
Selling price must exceed variable cost; fixed costs and units must use consistent periods.
Frequently asked questions
What happens if price is not above variable cost?
There is no finite break-even point if each unit does not generate positive contribution margin.
Important note
WorkTools provides general-purpose informational calculations. Verify inputs, definitions, policies and jurisdiction-specific requirements before using a result for financial, payroll, legal or other consequential decisions.