Maths Calculators

Calculate what percentage X is of Y, or find X% of any value.

Calculate the percentage increase or decrease between two values.

Calculate mean, median, mode, range, and sum from a list of numbers.

Solve for any side of a right triangle using the Pythagorean theorem.

Calculate area and perimeter for circle, rectangle, triangle, or square.

Solve ax² + bx + c = 0 and find both real roots using the quadratic formula.

Break any integer into its prime factors and check if it is a prime number.

Calculate base raised to any power, including fractional and negative exponents.

Calculate the factorial of any non-negative integer (n!).

Find the Greatest Common Divisor and Least Common Multiple of two integers.

Simplify ratios and find missing values in proportions.

Simplify any fraction to its lowest terms.