Business & Everyday Calculators
Calculate prices, profit, discounts, taxes and everyday purchase decisions.
Profit Margin CalculatorFind the share of sales revenue left after costs in a business or product line.Markup CalculatorChoose a selling price from an item’s cost and desired markup percentage.Break-Even CalculatorEstimate how many product units you must sell to cover fixed and variable costs.Sales Tax CalculatorAdd or extract a manually entered sales tax percentage from a transaction.Discount CalculatorCalculate a sale price and dollar savings after a percentage markdown.Tip CalculatorSplit a restaurant bill and tip evenly across a group and see both the complete total and each person’s share.Sales Commission CalculatorModel a two-tier marginal sales commission arrangement plus base salary.
Make better use of these tools
Each calculator addresses a different question. Start with the tool that matches your situation, enter your own assumptions, and review the supporting figures rather than relying on the headline result alone.
Use the PDF export to document a scenario or repeat the calculation with different rates and amounts. These estimates are useful for planning, but actual financial terms and individual circumstances may differ.
Read our calculation methodology →