Business Calculators

Pricing and returns maths for sellers and small businesses: margin, markup, break-even and ROI.

Calculator

The break-even calculator finds how many units you must sell to cover your fixed costs, given a unit price and...

The markup calculator sets a selling price from a unit cost and a markup percentage, and shows the resulting p...

The profit margin calculator turns a unit cost and selling price into the profit per unit, the margin percenta...

The ROI calculator expresses a net profit as a percentage of the amount invested — a simple, standard way to c...