Matrix Calculator

Author: Henrick Yau
- 5 August 2026
| |

Calculators

Perform common matrix operations like addition, subtraction, multiplication, and calculate determinants, inverses, and more. Enter your matrices and select an operation to begin.

Matrix Input

Operation

Display Options

decimal places

Matrix Operations

Matrices are rectangular arrays of numbers arranged in rows and columns. They are powerful mathematical tools used in linear algebra, computer graphics, physics, and many other fields.

Matrix Addition and Subtraction

To add or subtract matrices, both matrices must have the same dimensions. The result is a matrix where each element is the sum or difference of the corresponding elements in the two matrices.

Matrix Multiplication

For matrix multiplication (A × B), the number of columns in matrix A must equal the number of rows in matrix B. If A is an m × n matrix and B is an n × p matrix, then the product AB is an m × p matrix.

Determinant

The determinant is a scalar value calculated from a square matrix. It provides information about the matrix such as whether it is invertible. A matrix is invertible if and only if its determinant is not zero.

Matrix Inverse

The inverse of a square matrix A is another matrix A⁻¹ such that A × A⁻¹ = A⁻¹ × A = I, where I is the identity matrix. A matrix has an inverse if and only if its determinant is not zero.

Matrix Transpose

The transpose of a matrix is obtained by flipping the matrix over its diagonal, switching the row and column indices. If A is an m × n matrix, then Aᵀ is an n × m matrix.

Perform matrix addition, subtraction and multiplication

The Matrix Calculator is a handy tool that helps you perform various matrix operations. It allows you to work with matrices for addition, subtraction, multiplication, and more. This calculator is perfect for students, teachers, and anyone dealing with matrices for their work or studies. With just a few clicks, you can input your matrices and choose the operation you want to perform.

Easy Matrix Input

Entering your matrices is straightforward. You can create two matrices, labelled A and B, with different dimensions. Just specify the number of rows and columns for each matrix, and the calculator generates the grid for you. This means you can start your calculations quickly and easily.

Key Operations at Your Fingertips

  • Addition: Combine matrices A and B to get a new matrix.
  • Subtraction: Find the difference between matrices A and B.
  • Multiplication: Multiply matrices A and B to get a product.
  • Determinants: Calculate the determinant of either matrix.
  • Inverses: Find the inverse of a matrix if it exists.

The Matrix Calculator supports various operations, making it versatile for different mathematical needs. Whether you're adding, subtracting, or multiplying, you’ll find the right tools easily accessible.

Scalar Multiplication Made Simple

Scalar multiplication is another feature that’s easy to use. You can multiply either matrix by a scalar value, which is a single number. This function is helpful when you need to scale your matrices for further calculations. Just enter the scalar value, and the calculator handles the rest.

Display Options for Better Understanding

The Matrix Calculator allows you to customize how results are presented. You can choose to show the calculation steps, which is great for learning and understanding the process. Additionally, you can set the decimal precision for your results, ensuring they match your preferences for accuracy.

View your result matrix and scalar outputs

Once you perform a calculation, the results are displayed clearly. You'll see the result matrix along with any scalar results if applicable. This immediate feedback is essential for verifying your work or preparing for exams. With straightforward output, you can easily interpret your results and take the next steps in your calculations.

The Theory Behind Matrix Operations

Understanding matrix operations can greatly enhance your maths skills. The Matrix Calculator provides a brief overview of essential concepts. For example, it explains matrix addition, multiplication, determinants, and inverses, helping you grasp the underlying principles while you work. This knowledge not only supports your calculations but also deepens your mathematical understanding.

Start solving linear algebra problems now

Ready to tackle your matrix calculations? The Matrix Calculator is user-friendly and equipped with everything you need to perform various operations with ease. Whether you're studying linear algebra or just need quick calculations, this tool is a great companion. Dive in and see how it can help simplify your matrix work!

Related Calculators