Math Calculators
Quick math calculators for students and professionals: percentages, averages, quadratic equations, the Pythagorean theorem, GCD and LCM, and random numbers. Enter your values and get the answer immediately.
Scientific Calculator
Integrals, derivatives, fractions, variables, SOLVE, Base-N, equations, statistics and a function grapher.
Percentage Calculator
Find percentages, increases, decreases and differences.
Fraction Calculator
Add, subtract, multiply and divide fractions.
Average Calculator
Mean, median, mode, sum and range of a list of numbers.
Standard Deviation Calculator
Population or sample standard deviation, variance and mean.
Quadratic Equation Solver
Solve ax² + bx + c = 0 with real or complex roots.
Pythagorean Theorem Calculator
Find the missing side of a right triangle.
Triangle Calculator
Area, perimeter, angles and type from three sides.
GCD & LCM Calculator
Greatest common divisor and least common multiple.
Random Number Generator
Generate random numbers in any range.