What size matrices are supported?

Up to 5×5 matrices for a fast and readable editing experience.

What happens if a matrix has no inverse?

A friendly error is shown when the matrix is singular or non-square.

No, addition and subtraction require matching dimensions.

Add, multiply, transpose, and invert matrices with an editable grid.

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Edit matrix values and choose an operation

Operation

Matrix A

Rows

Cols

Matrix B

Rows

Cols

Updates live

[ 2, 2 ]
[ 2, 2 ]

Enter small matrices in an editable grid and perform addition, subtraction, multiplication, transposition, determinant and inverse calculations.

2x2 determinant

[[1,2],[3,4]]

Output

-2

Math & Numbers

Project investment growth with compounding and recurring contributions.

Math & Numbers

Add, subtract, multiply, divide, and simplify fractions.

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Find the greatest common divisor and least common multiple of numbers.

Math & Numbers

Compute logarithms of any base and exponentiation results.

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Generate arithmetic, geometric, or Fibonacci-like number sequences.

Math & Numbers

Calculate X% of Y, percent change, and reverse percentages.

Version 1.0.0 · Updated 2026-08-06 · Runs entirely in your browser