Math Calculators

We currently offer a comprehensive collection of Algebra and Geometry calculators, with specialized tools for solving quadratic equations, linear equations, systems of equations, calculating areas, perimeters, volumes, surface areas, and much more. We're constantly expanding our collection to include more mathematical topics.

Simply type keywords related to your math problem in the search bar at the top of the page. For example, typing "triangle" will show all calculators related to triangles, or typing "equation" will display all equation solvers. The search results update instantly as you type.

Yes, our calculators are designed for users at all levels. They're helpful for middle and high school students learning algebra and geometry fundamentals, college students in advanced math courses, and professionals who need quick and accurate calculations.

No, all of our calculators are completely free to use, with no hidden charges or subscription requirements. We believe in making mathematical tools accessible to everyone.

Our Quadratic Equation Solver can find exact and approximate solutions for any quadratic equation in the form ax² + bx + c = 0. It provides both real and complex solutions, shows the discriminant, and offers step-by-step workings to help you understand the solution process.

The System of Equations Calculator can solve systems with up to 5 linear equations. Simply enter each equation in the form provided, and the calculator will find the solution using elimination or substitution methods. It displays complete step-by-step working and can handle systems with unique solutions, no solutions, or infinite solutions.

Yes, our Function Evaluator can handle a wide range of functions, including polynomial, trigonometric, logarithmic, and exponential functions. You can evaluate functions at specific points, find derivatives, and even graph functions to visualize their behavior.

The Slope Calculator specifically calculates the slope between two points or from a linear equation. The Linear Equation Solver solves linear equations for unknown variables and can convert between different forms (standard, slope-intercept, point-slope). Use the Slope Calculator for finding gradients and the Linear Equation Solver for solving equations.

Our Area Calculator supports all common 2D shapes including circles, triangles, squares, rectangles, parallelograms, trapezoids, rhombuses, regular polygons, ellipses, and more. Simply select your shape, enter the required measurements, and get instant results with formula explanations.

The Triangle Solver is highly accurate and can solve for all properties of a triangle when given sufficient information (using SSS, SAS, ASA, or AAS methods). It calculates sides, angles, area, perimeter, height, and even the coordinates of the centroid, orthocenter, and circumcenter.

Currently, our Volume Calculator handles individual 3D shapes like cubes, spheres, cylinders, cones, prisms, and pyramids. For compound shapes, you can calculate volumes of each component separately and then add them together. We're working on a dedicated Compound Shape Calculator for future release.

The Perimeter Calculator finds the total boundary length of 2D shapes (the distance around the outside). The Surface Area Calculator measures the total area of all surfaces on a 3D object. Use the Perimeter Calculator for 2D problems and the Surface Area Calculator for 3D objects.

First, double-check that you've entered all values correctly and used the appropriate units. Make sure you're using the right calculator for your specific problem. If you still believe there's an error, please contact us with details of your calculation so we can investigate and improve our tools.

Our calculators require an internet connection to function properly. While we don't currently offer downloadable versions, you can bookmark your favorite calculators for quick access. Most modern browsers will cache the pages, allowing limited offline functionality if you've previously visited the calculator.

We're continually expanding our calculator collection. We plan to add calculators for trigonometry, calculus, statistics, probability, and more advanced mathematical topics soon. Check back regularly or subscribe to our newsletter to be notified when new calculators are available.

We welcome suggestions and feedback! Please use the contact form on our website to suggest new calculators or improvements to existing ones. Your input helps us prioritize our development efforts and create better tools for everyone.