Dedicated matrix workspace

Matrix RREF Calculator

Row-reduce a matrix to reduced row echelon form and review each elementary row operation.

Rows
3
Columns
4

Up to 10 rows × 10 columns

Enter your matrix

Type one number in each box. Decimals and negative values are supported.

Formatted preview
[12−132419−1122]\begin{bmatrix}1 & 2 & -1 & 3 \\ 2 & 4 & 1 & 9 \\ -1 & 1 & 2 & 2\end{bmatrix}

Your row operations will appear here.

Set the matrix size, enter each value, then row reduce it to see every elementary operation.

Learn the method

What this calculator helps you notice

  1. 01Create a leading 1 in each pivot column
  2. 02Clear entries above and below each pivot
  3. 03Keep every row operation reversible