2×2 Inverse Calculator

The fastest way to invert small matrices using the determinant shortcut.

Solve 2×2

3×3 Inverse Calculator

Solve standard square matrices with high-precision cofactor expansion.

Solve 3×3

Pseudoinverse Solver

Handle non-square and singular matrices via Moore-Penrose inversion.

Compute A⁺

Gauss-Jordan Method

Visualize row reduction steps to transform matrices into Reduced Row Echelon Form.

Step-by-Step

Equation Solver

Solve systems of linear equations using the matrix inversion property X = A⁻¹B.

Solve AX=B

Casio fx-991EX Tool

Emulate the matrix functions of your scientific calculator with higher precision.

Open Simulator