Matrix addition Calculator

Calculates the addition and subtraction of two matrices.

    1. (enter a data after click each cell in matrix)
matrix A 
{aij
matrix B 
{bij
operation

addition/subtraction
Matrices can be added or subtracted only if they have the same size.

    Matrix addition
    [1-2] /2Disp-Num
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    [1]  2018/11/16 03:07   Female / 20 years old level / High-school/ University/ Grad student / Useful /
    Purpose of use
    for my class
    [2]  2017/09/02 04:53   Male / 50 years old level / Self-employed people / Useful /
    Purpose of use
    understand different levels
    Comment/Request
    how many six number combinations using 25 numbers and each number only one time in any combination.

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