Math Calculators

What is X% of Y? X is what % of Y?

Percent increase or decrease between two values

Calculate the percentage increase between values

Add, subtract, multiply and divide fractions

Convert any decimal to a simplified fraction

Simplify ratios and solve proportions

Find the GCF of two or more numbers

Find the LCM of two or more numbers

Add, subtract and convert mixed numbers

Square root and nth root of any number

Any base raised to any positive or negative power

Convert to and from scientific notation

Convert between Roman and Arabic numerals

Check if a number is prime, find prime factors

Log base 10, natural log and any base

Area of circles, squares, rectangles and triangles

Volume of spheres, cubes, cylinders and more

Find hypotenuse or missing leg of a right triangle

Circle circumference, area and diameter

Find slope from two points on a line

Find angles, sides and area of any triangle

Mean, median, mode and range of any dataset

Population and sample standard deviation

Calculate the probability of any event