Matrix Addition

Online calculator and formulas for adding two 3x3 matrices

Matrix addition online calculator

To perform the calculation, enter the data in the two matrices to be added. Then click the button 'Calculate'.

Empty fields are counted as zero.

Matrix addition calculator

Matrix A Matrix B
Decimal places
M11   M12   M13
  M21   M22   M23
  M31   M32   M33

Description of the matrix addition

To add or subtract matrices, the matrices must match. That is, they must have the same number of rows and the same number of columns.

In order to perform a matrix addition, the corresponding matrix elements are added.


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