Online Matrix Calculator to do matrix algebra, calculate matrix expressions including complex matrices. Solve linear systems of equations with real or complex coefficients. Add, subtract, multiply and divide (i.e., multiply by inverse of) compatible matrices. Calculate determinant, inverse and adjugate of square matrices. Use Gaussian elimination to reduce matrices to lower and upper triangular and reduced row echelon forms. Complete instruction
Note: You can add rows or columns by pressing the relevant + button. You can also set the number of rows or columns of a selected matrix by pressing the buttons appearing on the left or above the matrix, respectively. The matrix calculator remembers your settings for all matrices.
Click onto view error massage, if any.