Math Calculators

Calculate the area of a rectangle from width and height.

Calculate the average (mean) of a list of numbers.

Convert a binary number to decimal.

Calculate a circle's area from its radius.

Calculate the straight-line distance between two coordinate points.

Raise a base number to a power.

List all factors (divisors) of a number.

Calculate n! (n factorial).

Convert a fraction into its decimal equivalent.

Find the greatest common factor of two numbers.

Calculate the remaining amount of a substance after a given time.

Convert a hexadecimal number to decimal.

Find the least common multiple of two numbers.

Solve ax + b = 0 for x.

Calculate the natural logarithm of a number.

Divide two numbers and show the quotient and remainder.

Calculate the selling price after applying a percentage markup to a cost.

Calculate the determinant of a 2×2 matrix.

Find the nth term and sum of an arithmetic or geometric sequence.

Calculate the percentage increase or decrease between two numbers.

Calculate the percentage error between an experimental and actual value.

Find the sale price after applying a percentage discount.

Calculate what X percent of Y is, or find the percent change between two numbers.

Calculate the perimeter of a rectangle.

Check whether a number is prime.

Break a number down into its prime factors.

Solve for the missing value in a proportion: a/b = c/x.

Find the hypotenuse of a right triangle from its two legs.

Solve ax² + bx + c = 0 for real roots.

Simplify a ratio to its lowest terms.

Round a number to a chosen number of decimal places.

Compute a power or logarithm.

Convert a decimal number into scientific notation.

Find the slope of a line through two points.

Find the square root of a number.

Calculate a triangle's area from its base and height.

Find an angle from opposite and adjacent side lengths.

Find the magnitude of a 2D vector.

Calculate the volume of a rectangular box.