Sales Tax Calculator
Calculate sales tax and the total amount due.
Open CalculatorBusiness Tools Center
General Business Calculators
Solve common business problems involving pricing, payroll, marketing, productivity, simple interest, and borrowing while seeing each formula and calculation step.
Instruction, not just answers
Each calculator explains the formula, shows the computation, interprets the result, and provides a clean copy for homework or reports.
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General Business Tools
Choose the business calculation you need.
Sales Commission Calculator
Calculate commission earnings from sales and a commission rate.
Open CalculatorPayroll and Overtime Calculator
Estimate regular pay, overtime pay, gross wages, and effective hourly pay.
Open CalculatorDiscount Price Calculator
Calculate the discount amount, sale price, and total savings.
Open CalculatorUnit Cost Calculator
Determine the average cost per unit from total cost and production volume.
Open CalculatorGross Profit Calculator
Calculate gross profit and gross profit margin from sales and cost of goods sold.
Open CalculatorCustomer Acquisition Cost Calculator
Measure the average marketing and sales cost required to acquire one customer.
Open CalculatorCustomer Lifetime Value Calculator
Estimate the financial value of an average customer relationship.
Open CalculatorConversion Rate Calculator
Measure the percentage of prospects or visitors who complete a desired action.
Open CalculatorProductivity and Efficiency Calculator
Measure output per unit of input and compare actual performance with a standard.
Open CalculatorSimple Interest Calculator
Calculate simple interest or solve for principal, annual rate, or time using years, months, or day-count conventions.
Open CalculatorLoan Payment and Amortization Calculator
Calculate a periodic loan payment and create a printable PDF amortization schedule.
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