Algebra Calculators

Free online algebra tools for equations, formulas, geometry and sequences

Linear Equation Calculator

Solve ax + b = c

a b c

Quadratic Equation Calculator

Solve ax² + bx + c = 0

a b c

Simultaneous Equations

Solve a₁x + b₁y = c₁ and a₂x + b₂y = c₂

a₁ b₁ c₁ a₂ b₂ c₂

Algebra Percentage Calculator

Find a percentage of a number.

Number Percentage (%)

Ratio Calculator

Simplify a ratio A:B.

First Number Second Number

Exponent Calculator

Calculate xⁿ.

Base Exponent

Square Root Calculator

Find the square root of a number.

Number

Slope Calculator

Calculate slope between two points.

x₁ y₁ x₂ y₂

Distance Formula Calculator

Calculate distance between two points.

x₁ y₁ x₂ y₂

Midpoint Calculator

Find the midpoint between two points.

x₁ y₁ x₂ y₂

Arithmetic Sequence Calculator

Find the nth term of an arithmetic sequence.

First Term (a₁) Common Difference (d) Term Number (n)

Geometric Sequence Calculator

Find the nth term of a geometric sequence.

First Term (a₁) Common Ratio (r) Term Number (n)

Algebra Average Calculator

Calculate the arithmetic mean of numbers.

Enter Numbers

GCD Calculator

Find the greatest common divisor of two numbers.

First Number Second Number

LCM Calculator

Find the least common multiple.

First Number Second Number

Absolute Value Calculator

Calculate |x|.

Number

Scientific Notation Calculator

Convert a number into scientific notation.

Number

Factorial Calculator

Calculate n!.

Number

© 2026 Algebra Calculators | Free Online Math Tools