Reduced Row Echelon Form (RREF) Calculator

Find reduced row echelon form step by step

The calculator will find the row echelon form (simple or reduced – RREF) of the given (augmented if needed) matrix, with steps shown.

Related calculators: Gauss-Jordan Elimination Calculator, Matrix Inverse Calculator

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Find the row echelon form of $$$\left[\begin{array}{ccc}1 & 2 & 3\\2 & 5 & 4\\1 & 1 & 5\end{array}\right]$$$.