Lesson Plan: Adding and Subtracting Matrices Mathematics

This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to add and subtract matrices using the properties of their addition and subtraction.

Objectives

Students will be able to

  • add matrices up to and including 3×3 matrices,
  • subtract matrices up to and including 3×3 matrices,
  • understand the required conditions for matrix addition and subtraction,
  • understand the properties of matrix addition and subtraction.

Prerequisites

Students should already be familiar with

  • the zero matrix,
  • the identity matrix.

Exclusions

Students will not cover

  • scalar multiplication,
  • matrix transpositions.

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