percent
Math & Percentage Calculators
Percentage and everyday math tools
calculateAverage CalculatorCalculate the mean, median, mode and range of any set of numbers — enter values separated by commas.square_footCubic Feet CalculatorCalculate the volume of a box in cubic feet, cubic inches, cubic meters and liters from length, width and height.schoolCut Off Marks CalculatorCalculate your cut-off marks and percentage from up to 5 subjects — best of 4 for Indian board exam admissions.electric_boltDipole Moment CalculatorCalculate the electric dipole moment from charge and separation distance with unit conversion.local_offerDiscount CalculatorFind the final price after a discount and see exactly how much you save.terrainElevation Change CalculatorFind the elevation change over a distance from a slope angle in degrees or a percent grade.scienceEquivalent Weight CalculatorCalculate the equivalent weight of a substance from its molar mass and n-factor for chemistry calculations.schoolGPA CalculatorCalculate your weighted GPA from up to five courses and credit hours, on the US 4.0 scale or the Indian 10-point scale.tagHCF Calculator (Greatest Common Divisor)Find the Highest Common Factor (HCF) of two numbers with step-by-step Euclidean algorithm work.tagLCM Calculator (Least Common Multiple)Find the Least Common Multiple of two numbers — useful for adding fractions, scheduling and pattern alignment.storefrontMarkup & Margin CalculatorWork out the selling price from cost plus markup, and the resulting margin percentage.scienceMoles Calculator (Chemistry)Convert between mass, moles and number of molecules for common chemical substances.percentPercentage CalculatorFind what X% of Y is, instantly — the everyday percentage calculator for discounts, marks, tips and more.compare_arrowsPercentage Change CalculatorFind the percentage increase or decrease between two values — from 80 to 100, or 100 to 80.arrow_downwardPercentage Decrease CalculatorTake a percentage off a number — find the new value after a discount, price cut or reduction.sync_altPercentage Difference CalculatorCompare two numbers and find the percentage difference between them — the symmetric measure used for prices, estimates and measurements.arrow_upwardPercentage Increase CalculatorAdd a percentage to a number — find the new value after a price rise, salary increase or markup.compare_arrowsRatio CalculatorSimplify any ratio to its lowest terms and see the percentage breakdown of each part.find_replaceReverse Percentage CalculatorFind the original number when you know a value and the percentage it represents — "30 is 15% of what?"roofingRoof Pitch CalculatorConvert roof rise and run into pitch (X-in-12), angle in degrees and percent grade for roofing work.gradingSGPA to Percentage CalculatorConvert your SGPA (Semester Grade Point Average) to percentage for job applications and higher studies.crop_squareSquare Footage CalculatorFind the area of a room in square feet and square meters from its length and width — for flooring, painting and real estate.waterWater Tank Capacity CalculatorCalculate the capacity of a rectangular or cylindrical water tank in liters, gallons and cubic meters.pie_chartX is What Percent of Y CalculatorFind what percentage one number is of another — "30 is what percent of 200?"monitoringZ-Score CalculatorCalculate the z-score of a value from its mean and standard deviation, and see the corresponding percentile in the normal distribution.