Reduced Row Echelon Calculator

Best online free Reduced Row Echelon calculator. Convert your matrices into RREF fast, easy, and free


Your Matrix (Enter the numbers)
Your Answer


A matrix is a rectangular array of numbers arranged in rows and columns. Now we'll discuss a 2*2 matrix. Which helps you to understand the matrix better way.

Here's a simple 2x2 matrix:

matrix example - Calculatoro.com

Now, when we talk about RREF (Reduced Row Echelon Form), we're basically transforming this matrix to a simpler shape. Here's how we do it:

  • Start with the Matrix: Begin with your original grid of numbers.
  • Create Zeros: Change the matrix by making some numbers zero. We focus on one number at a time and use math tricks to make others zero.
  • Make Leading Ones: We also make sure that the first number in each row is 1. If it's not 1, we divide the whole row by that number.
  • Adjust Columns: Now, we move on to columns. We try to get zeros above and below the leading 1 in each column.
  • Final Result: After a few steps of these operations, we end up with a special kind of matrix that's easy to read. This is the Reduced Row Echelon Form (RREF).

Let's see a quick example:

Starting Matrix matrix example - Calculatoro.com

After RREF operations, it might become:

matrix example - Calculatoro.com

In this final form, each row starts with 1, and there are zeros above and below that 1. This makes it simpler to work with and understand.
So, RREF is like a neat and tidy version of our original grid, achieved by applying some mathematical tricks to simplify the numbers.

How to use Reduced Row Echelon Calculator?

At the top of the page, you'll find two select boxes. First, choose the number of columns, then select the number of rows. Based on your selections, input fields for columns and rows will be generated. Simply enter all the matrix values, and then click the "Calculate" button. Within seconds, you'll receive the result.