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Home/Calculators/Math

Math

Math calculators with clear steps — percentages, averages, fractions, roots, exponents, and more.

44 calculators

General (24)

24 matches· General

General

24
  • Percentage CalculatorSolve percentage proportion, common phrases, difference, and percent change.
  • Percent Error CalculatorCompare an observed value to a true value and get absolute, relative, and percent error.
  • Ratio CalculatorSolve A:B = C:D, simplify ratios, and enlarge or shrink by a factor.
  • Rounding CalculatorRound numbers by place precision, fraction units, or significant figures — with multiple rounding modes.
  • Exponent CalculatorSolve base^exponent = result for any missing value — with optional base e and exponent laws.
  • Root CalculatorSquare, cube, and general nth-root calculator with principal root, ± for even roots, and verification.
  • Fraction CalculatorAdd, subtract, multiply, divide, simplify, and convert fractions and mixed numbers.
  • Long Division CalculatorVisual long division with quotient, remainder, decimal expansion, and step-by-step work.
  • Basic CalculatorFour-function calculator with keypad, parentheses, and step-by-step PEMDAS evaluation.
  • Least Common Multiple CalculatorFind the LCM of two or more integers with GCD, prime-factorization, and multiples steps.
  • Greatest Common Factor CalculatorFind the GCF (GCD) of two or more integers with Euclidean and prime-factor steps.
  • Factor CalculatorList all positive factors, factor pairs, and the prime factorization of a whole number.
  • Common Factor CalculatorList every positive factor shared by two or more integers, with per-number factor lists and the GCF.
  • Prime Factorization CalculatorPrime factors with trial division, factor tree, and compact or expanded form.
  • Scientific Notation CalculatorConvert to scientific, E, and engineering notation — plus arithmetic with precision control.
  • Quadratic Formula CalculatorSolve ax² + bx + c = 0 with fractions allowed; roots, discriminant, axis, vertex, and derivation steps.
  • Log CalculatorSolve log_b(x) = y for base, argument, or value — type e for natural logs; rules and change-of-base included.
  • Half-Life CalculatorSolve N₀, N_t, t, or t½ for exponential decay — plus convert t½, mean lifetime τ, and decay constant λ.
  • Matrix CalculatorUp to 4×4 matrices: det, inverse, transpose, power, scalar, A±B, and AB with fill tools and steps.
  • Big Number CalculatorVery large numbers: integers, decimals, and E-notation with + − × ÷ ^ √ x² x! mod gcd lcm and precision.
  • Scientific CalculatorFull scientific keypad: trig, inverse, logs, roots, powers, %, n!, Ans, and memory — Deg/Rad modes.
  • Binary CalculatorBinary +, −, ×, ÷ and convert binary ↔ decimal with place-value tables and column carries.
  • Hex CalculatorHex +, −, ×, ÷ and convert hex ↔ decimal with place-value tables and column carries.
  • Random Number GeneratorSimple large integers or comprehensive multi-sample draws — integers or decimals, duplicates optional, sort asc/desc.

You might also like

  • Average CalculatorArithmetic and weighted mean with a visual sum÷count layout and step-by-step work.→
  • Area CalculatorArea of square, rectangle, triangle (Heron), trapezoid, circle, sector, ellipse, and parallelogram — with length units and square-unit conversions.→
  • Triangle CalculatorSolve any triangle from three of sides a, b, c and angles A, B, C. Get area, medians, inradius, circumradius, and a scale diagram.→
  • Distance Calculator2D/3D coordinate distance and midpoint; lat/lon great-circle with Lambert and haversine; DMS or decimal; OpenStreetMap pick and place search.→
  • Mean, Median, Mode, Range CalculatorArithmetic mean, median, mode(s), and range for comma-separated data — with ordered list, frequency table, and worked steps.→
  • Statistics CalculatorArithmetic and geometric means, σ and s, variance, quartiles, IQR, and Σx / Σx² from a comma-separated list.→

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Math calculators

  • General
  • Statistics
  • Geometry
  • Percentage Calculator
  • Average Calculator
  • Fraction Calculator
  • Area Calculator
  • Triangle Calculator
  • Distance Calculator
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Formula Library

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  • Unit Converter (Universal)Pick any unit group and convert between its units.
  • LengthMeters, feet, inches, kilometers, miles, and more.
  • TemperatureTemperature conversion with precise factors.
  • Weight & MassKilograms, pounds, ounces, tons, and stone.
  • BinaryBinary conversion with precise factors.
  • Time ZoneConvert local date/time between IANA time zones.
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