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Math Tools

Scientific calculator, fractions, algebra, statistics and math solvers. All tools are free, browser-based, and require no account.

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Scientific CalculatorNew

Full scientific calculator — trig, log, roots, and more

More math tools

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Fraction CalculatorAdd, subtract, multiply, divide fractions online
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Statistics CalculatorMean, median, mode, standard deviation calculator
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Roman Numeral ConverterConvert Roman numerals to numbers and vice versa
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GCD & LCM CalculatorFind GCD and LCM of two or more numbers
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Prime Number CheckerCheck if a number is prime — find prime factors
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Quadratic Equation SolverSolve quadratic equations ax² + bx + c = 0