Matrices are fundamental to linear algebra, computer graphics, engineering, and data science, but manual matrix arithmetic, especially finding inverses, is tedious and error-prone. This 2×2 matrix calculator performs addition, subtraction, and multiplication of two matrices, and also computes the determinant, inverse, and transpose of a single matrix. The determinant tells you important properties about the matrix (such as whether it's invertible), while the inverse is essential for solving systems of linear equations. Students learning linear algebra, engineers working with transformations, or anyone needing quick matrix calculations will find this tool eliminates manual arithmetic errors.