Matrix Calculator is a free online tool that can perform various operations on matrices, such as finding the determinant, inverse, transpose, rank, power, sum, multiplication, and decomposition of matrices.

A matrix is a rectangular array of numbers, symbols, or expressions, arranged in rows and columns. Matrices are often used to represent linear transformations, which are techniques for changing one set of data into another. Matrices can also be used to solve systems of linear equations.

This matrix calculator online tool could help you simplify and manipulate matrices with ease. You can enter matrices using decimal fractions and you can copy and paste matrices from the results or from other sources.