Summation Together With Reduction Matrix

Two matrices A together with B tin locomote summed or used a subtraction functioning if the companionship (row x column) of the matrix code is the same. The lawsuit of the amount or divergence is obtained past times summing or subtracting the elements that prevarication inside the 2 matrices.

Example:
Is known:

Answer:

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• To'Ali's mass math grouping accounting together with sales