Math Calculators
Free online math calculators for percentages, fractions, statistics, geometry, and more.
Percentage Calculator
Calculate percentages, percentage change, and percentage of a number.
Fraction Calculator
Add, subtract, multiply, and divide fractions with step-by-step solutions.
Statistics Calculator
Calculate mean, median, mode, range, variance, and standard deviation.
Volume Calculator
Calculate the volume of cubes, spheres, cylinders, cones, and pyramids.
Area Calculator
Calculate the area of rectangles, circles, triangles, and more shapes.
Triangle Calculator
Solve triangles with Law of Sines and Cosines. Find missing sides and angles.
GCF & LCM Calculator
Find the Greatest Common Factor and Least Common Multiple with step-by-step solutions.
Quadratic Equation Solver
Solve ax² + bx + c = 0 with step-by-step solutions, discriminant analysis, and parabola graphs.
Scientific Calculator
Advanced calculator with trigonometric, logarithmic, and scientific functions.
Circle Calculator
Calculate radius, diameter, circumference, area, arc length, and sector area from any value.
Density Calculator
Calculate density, mass, or volume. Supports lb/ft³, kg/m³, g/cm³ with common material densities.
Prime Number Checker
Check if a number is prime, find factorization, discover nearby primes, and generate prime lists.
Speed Distance Time Calculator
Solve for speed, distance, or time with multiple unit support. MPH, KM/H, miles, kilometers, and more.
Combinations & Permutations Calculator
Calculate combinations and permutations for probability and statistics problems.
Exponent Calculator
Calculate powers and exponents with step-by-step solutions.
Factor Calculator
Find all factors of any number with prime factorization.
Logarithm Calculator
Calculate logarithms with any base including natural and common logs.
Matrix Calculator
Perform matrix operations including addition, multiplication, determinant, and inverse.
Pythagorean Theorem Calculator
Solve right triangle problems using the Pythagorean theorem.
Slope Calculator
Calculate the slope between two points with rise, run, and equation of a line.
Standard Deviation Calculator
Calculate standard deviation, variance, and other statistical measures.
Surface Area Calculator
Calculate surface area of 3D shapes including cubes, spheres, cylinders, and cones.