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Calculators

Free online calculators for percentages, finance, maths, statistics and everyday problems.

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£Money & Business7 tools⌂Home & DIY2 tools↗Travel & Fuel1 tool%Percentages & General7 toolsOCOther Calculators10 tools

Money & Business

BEBreak-even CalculatorCalculate the number of units needed to cover fixed costs from price and variable cost per unit.£Compound Interest CalculatorEstimate compound growth over time.%Discount CalculatorCalculate a sale price after a percentage discount.£Profit Margin CalculatorCalculate profit, profit margin and markup from cost and selling price.£ROI CalculatorCalculate simple return on investment from initial cost and final value.£Salary ↔ Hourly Rate CalculatorConvert an annual salary to an equivalent hourly rate using your actual weekly hours and working weeks.£Simple Interest CalculatorCalculate simple interest and final balance.

Home & DIY

⌂Paint Quantity CalculatorEstimate litres of paint from wall area, coverage, coats and an optional waste allowance.⌂Tile Quantity CalculatorCalculate tile count from area, tile dimensions and a waste allowance.

Travel & Fuel

↗Journey Fuel Cost CalculatorCalculate fuel required and journey fuel cost from distance, fuel economy and fuel price.

Percentages & General

x̄Average CalculatorFind the arithmetic mean of a list of numbers.½Fraction to DecimalConvert a fraction to its decimal value.%Markup CalculatorCalculate selling price from cost and markup percentage.%Percentage CalculatorCalculate a percentage of any number.%Percentage Change CalculatorCalculate percentage increase or decrease between two values.%Percentage Difference CalculatorCalculate percentage difference between two values.a:bRatio SimplifierSimplify a two-number ratio.

Other Calculators

BCBMI CalculatorCalculate body mass index from height and weight.BCBMR CalculatorEstimate basal metabolic rate using the Mifflin-St Jeor equation.£Loan Payment CalculatorEstimate monthly repayments for a fixed-rate loan.MCMedian CalculatorFind the median of a list of numbers.£Mortgage Payment CalculatorEstimate monthly mortgage repayments.#Random Number GeneratorGenerate a random integer between two values.RTRule of Three CalculatorSolve a simple proportion: if A relates to B, what relates to C?£Savings Goal CalculatorCalculate how much to save each month to reach a target.σStandard Deviation CalculatorCalculate population standard deviation for a list of numbers.£Tip CalculatorCalculate a tip and split a bill.
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