How it works
Break-Even Calculator formula
Fixed cost ÷ (unit price − unit variable cost)
Divides fixed costs by contribution per unit.
Business calculator
Break-Even Calculator
Enter monthly fixed cost, unit selling price and unit variable cost to calculate break-even volume.
STEP 1
Enter your values
RESULT
375개Break-even sales volume
Sales volume needed to cover the entered fixed cost.
Contribution per unit₩8,000
Break-even revenue₩7,500,000
Contribution margin40%
Use the same VAT basis for every amount and include every cost that changes with sales in variable cost.
Example
Example calculation
KRW 3m fixed cost with KRW 20,000 price and KRW 12,000 variable cost breaks even at 375 units.
- Standard
- Single-product break-even formula
- Last reviewed
- August 16, 2026
Questions
Break-Even Calculator FAQ
What should I enter in the Break-Even Calculator?
Enter the requested values and the result will update immediately. Review the formula, assumptions and exclusions below the result.
Is the result an official amount?
No. It is an estimate based on the entered conditions and stated assumptions. Confirm important tax, insurance, employment or financial decisions with the relevant institution or a qualified professional.
Are Korean rules used?
This calculator uses the general formula or reference source shown on the page.
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