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Small Business Calculators

Quick, accurate answers to the money questions every business owner asks: what to charge, how much you keep, and how much tax to add.

CalculatorProfit Margin CalculatorFind profit margin and markup from cost and price, or the price for a target margin.CalculatorFreelance Hourly Rate CalculatorWork out the minimum hourly and day rate you need from your salary goal, expenses and taxes.CalculatorSales Tax CalculatorAdd or remove sales tax for any US state, with 2026 state and average local rates.