Tools
Age CalculatorCalculate your exact age from your date of birth.BMI CalculatorCalculate your BMI and healthy-weight range.Break-Even CalculatorFind the unit count that covers fixed costs after variable cost.Commission CalculatorCalculate a commission from an amount and a commission percentage.Compound Interest CalculatorSee how money can grow with compound interest and contributions.Date CalculatorAdd or subtract years, months, weeks, and days from any date.Days Between DatesCalculate the exact time between two dates.Departure Time CalculatorFind what time to leave so you arrive on time.Discount CalculatorCalculate the remaining amount after a percentage discount.Hourly Rate CalculatorConvert annual salary and working hours into a gross hourly rate.Loan CalculatorCalculate a monthly payment for a fixed-rate loan.Markup CalculatorCalculate a selling price from a cost and markup percentage.Percentage CalculatorCalculate any percentage of a number instantly.Percentage Change CalculatorFind the percentage change from one value to another.Recipe ScalerScale an ingredient quantity from a recipe's base serving count to a different target serving count using a constant ratio.Sales Tax CalculatorCalculate tax and the total from an amount and a rate you enter.Simple Interest CalculatorCalculate simple interest earned on a principal at a rate over time, without compounding.Tip CalculatorCalculate tip and total bill, then split it if you need to.