Math Calculators

21 calculators available

Percentage, compound interest, simple interest, and other mathematical calculations made easy.

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Basic Math(12)Investment Calculators(2)Geometry & Measurement(5)Data Analysis(1)Algebra(1)

Basic Math

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Percentage Calculator

Calculate percentages, percentage change, increase and decrease instantly.

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Square Root Calculator

Calculate the square root of any number with step-by-step solution.

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Fraction Calculator

Perform arithmetic operations on fractions with step-by-step solutions.

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Exponent Calculator

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

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Log Calculator

Calculate logarithms with any base — log, ln, log2, and log10.

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GCD & LCM Calculator

Find the GCD and LCM of two or more numbers.

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Test Grade Calculator

Convert test scores to percentages and letter grades instantly.

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Significant Figures Calculator

Count significant figures and round numbers to the correct sig figs.

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GPA Calculator

Calculate your GPA from grades and credit hours. Supports 4.0 and 10-point scales.

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Random Number Generator

Generate random numbers within any range. Great for lotteries, games, and decisions.

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Ratio Calculator

Simplify ratios, find equivalent ratios, and solve proportion problems.

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Average Calculator

Calculate the average (mean), median, mode, and range of any set of numbers.

Investment Calculators

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Compound Interest Calculator

Calculate compound interest with different compounding frequencies.

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Simple Interest Calculator

Calculate simple interest, total amount, and compare with compound interest.

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Geometry & Measurement

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Area Calculator

Calculate the area of rectangles, circles, triangles, and more.

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Volume Calculator

Calculate the volume of cubes, cylinders, spheres, cones, and other 3D shapes.

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Pythagorean Theorem Calculator

Find the missing side of a right triangle using the Pythagorean theorem.

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Circumference Calculator

Calculate circumference, area, and diameter of a circle from radius.

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Slope Calculator

Calculate the slope (gradient) of a line from two points.

Data Analysis

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Mean, Median, Mode Calculator

Calculate mean, median, mode, and range of a data set.

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Algebra

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Quadratic Equation Solver

Solve quadratic equations and find roots using the quadratic formula.

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