Forge

Math tools

Calculator, primes, statistics.

Calculator

Evaluate an expression.

Percentage

Common percentage answers.

Prime & Factors

Check primality, factorize.

GCD / LCM

Greatest common divisor & LCM.

Quadratic Solver

Roots of ax²+bx+c.

Statistics

Mean, median, stdev.

Factorial

n! for large n.

Fibonacci

Fibonacci sequence.

Permutations & Combinations

nPr and nCr.

Trigonometry

sin/cos/tan for any angle.

Logarithms

ln, log₁₀, log₂ and exp.

Matrix Determinant

2×2 or 3×3.

Modulo

Mod and integer division.