Math Calculators
Solve mathematical problems including algebra, geometry, statistics, and more.
29 calculators available
Circle Area
Free circle calculator to find area, circumference, radius, and diameter. Enter any value and calculate all circle properties instantly.
Average
Free average calculator to find mean, median, mode, range, sum, min, and max of any number set. Enter your numbers and get all statistics instantly.
Binary Calculator
Free binary calculator. Add, subtract, multiply binary numbers. Perform AND, OR, XOR bitwise operations.
Combination
Free combination calculator. Calculate nCr - the number of ways to choose r items from n items where order doesn't matter.
Complex Numbers
Free complex number calculator. Add, subtract, multiply, and divide complex numbers. Calculate magnitude and polar form.
Distance
Free distance calculator. Calculate the straight-line distance between two points using the distance formula (Pythagorean theorem).
Exponent
Free exponent calculator. Calculate any number raised to any power, including squares, cubes, and negative exponents.
Factorial
Free factorial calculator. Calculate n! (n factorial) for any positive integer. Used in permutations, combinations, and probability.
Fibonacci
Free Fibonacci calculator. Find any Fibonacci number, generate sequences, and explore the golden ratio.
Fraction Calculator
Free fraction calculator for adding, subtracting, multiplying, and dividing fractions. Includes simplification and decimal-fraction conversion.
GCD/LCM
Free GCD and LCM calculator. Find the Greatest Common Divisor (GCD/HCF) and Least Common Multiple (LCM) of two or more numbers instantly.
Logarithm
Free logarithm calculator. Calculate log base 10, natural log (ln), log base 2, or any custom base logarithm.
Determinant
Free matrix determinant calculator. Calculate determinants of 2x2 and 3x3 matrices. Check if matrix is invertible.
Mean Median Mode
Free mean median mode calculator. Calculate measures of central tendency for any data set. Find average, middle value, and most frequent.
Midpoint
Free midpoint calculator. Find the exact center point between two coordinates. Essential for geometry and coordinate math.
Modulo
Free modulo calculator. Calculate the remainder when dividing two numbers. Essential for programming and cryptography.
% Change
Free percentage change calculator. Calculate percent increase or decrease between two values. Essential for finance, statistics, and analysis.
Percentage Calculator
Free percentage calculator for percent of a number, percent change, percent increase/decrease, and reverse percentage calculations.
Permutation
Free permutation calculator. Calculate nPr - the number of ways to arrange r items from n items where order matters.
Prime Checker
Free prime number checker. Test if any number is prime, find its factors, and discover next/previous prime numbers.
Pythagorean
Free Pythagorean theorem calculator. Find the missing side of a right triangle using a² + b² = c². Calculate hypotenuse or leg instantly.
Quadratic Solver
Free quadratic equation solver using the quadratic formula. Find roots, discriminant, and vertex of ax²+bx+c=0 equations instantly.
Ratio
Free ratio calculator. Simplify ratios, scale them to a total, and divide amounts proportionally. Essential for cooking, mixing, and finance.
Scientific Notation
Free scientific notation converter. Convert between standard and scientific notation. Handle very large or small numbers easily.
Slope
Free slope calculator. Calculate the slope (gradient) between two points. Find rise over run, angle, and line equation.
Square Root Calculator
Free square root calculator for square roots, cube roots, nth roots, and powers. Includes radical simplification and perfect square check.
Std Dev
Free standard deviation calculator for population and sample data. Calculate variance, mean, and measure how spread out your data is.
Variance
Free variance calculator. Calculate variance and standard deviation for sample or population data. Measure data spread.
Vector Magnitude
Free vector magnitude calculator. Calculate vector length, unit vector, and direction for 2D and 3D vectors.