Free Online Math Tools

Our math tools are great for quick calculations, verifying answers, and helping you learn how to solve each math problem, with step-by-step solutions. From simplifying 32/144 to graphing an inequality, our math tools are here to help.

Percentage Change

Calculate the percentage increase or decrease between two values.

Circle Area Calculator

Solve for area instantly using radius or diameter.

Pythagoras Calculator

Find the hypotenuse or missing side of any right triangle.

Cylinder Surface Area

Calculate total area using the formula 2πrh + 2πr².

Sphere Volume

Find the volume of any sphere using its radius.

Cube Volume

Quickly calculate the volume of a cube (s³).

Prism Volume

Solve for the volume of a box or rectangular prism.

Fraction Calculator

Add, subtract, multiply, and divide fractions with step-by-step results.

Fraction Simplifier

Reduce fractions to their lowest terms instantly.

Basic Arithmetic Calculator

Perform simple calculations and quick math problems.

Triangle Area Calculator

Calculate the area of a triangle using base and height or side lengths.

Inequality Grapher

Visualize math inequalities on a coordinate plane.

Cone Volume Calculator

Compute the volume of a cone using radius and height.

LCM Calculator

Find the Least Common Multiple shared by two or more numbers.

Exponent (Power) Calculator

Calculate the value of a number raised to any power.

Tip Calculator

Quickly calculate gratuity percentages and split bills easily.

Pi Digit Calculator

Generate up to 100,000 digits of Pi with high precision.

Mode Calculator

Instantly find the most frequent value in any data set.

Mean Calculator

Find the average value of any set of numbers online.

Prime Generator

List prime numbers within your custom range up to 1 million.

Even Generator

Quickly generate a list of even numbers up to 1 million.

Odd Generator

List odd numbers within any range up to 1,000,000.

Prime Tester

Instantly check if a specific number is prime or composite.

Divisor Finder

Find all factors of any integer up to 1 billion instantly.

Square Area Calculator

Calculate the area of a square based on side length.

Rectangle Area Calculator

Fast results for rectangle area using length and width.

Circumference Calculator

Solve for circumference via radius, diameter, or area.

Cylinder Volume Calculator

Calculate cylinder volume, radius, height, and area.

Improper to Mixed Number

Step-by-step conversion from improper fractions.

Mixed Number to Improper

Convert mixed numbers back to improper fractions.

Equivalent Fractions

Find equal fractions and ratios instantly.

Percent to Fraction

Simplify percentages into fraction form step-by-step.

Fraction to Percent

Convert any fraction into its percentage equivalent.

Ratio Simplifier

Reduce complex ratios to their simplest math form.

Long Division Calculator

Step-by-step visual solution for division problems.

Degrees to Radians

Fast and accurate angle unit conversion tool.

Universal Perimeter

Calculate perimeter for all shapes and units.

Decimal to Percent

Quickly convert decimal values to percentages.

Comparing Fractions

Compare fractions, decimals, and percents side-by-side.

Unknown Fraction Solver

Solve for X in fractions using cross-multiplication.

Parallelogram Area

Calculate area using base and vertical height.

Volume Unit Converter

Convert Gallons, Liters, Cups, and Cubic Units.

Multiplication Calculator

Multiply multiple large numbers instantly.

Addition Calculator

Sum multiple numbers together quickly.

Subtraction Calculator

Subtract multiple values from a starting number.

Division Calculator

Find quotients, decimals, and remainders easily.

Kite Area Calculator

Solve for the area of a kite using diagonals.