Break-Even Calculator

What each input means

• Fixed costs — Overhead that does not change with each unit sold (must be ≥ 0).
• Price per unit and variable cost per unit — Contribution margin per unit must be positive (price − cost > 0).

Formula used

Break-even units = fixed costs ÷ (price per unit − cost per unit); the page rounds up to the next whole unit.

Assumes linear unit economics; does not model discounts, capacity limits, or mixed product lines.