Lesson: Counting Principles: Addition Rule Mathematics

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In this lesson, we will learn how to find the number of all possible outcomes of 2 or more events together using the addition counting principle.

Lesson Plan

Students will be able to

  • use the counting principle (the addition rule) to find the number of possible outcomes in a given situation,
  • combine the multiplication rule and the addition rule when solving problems.

Lesson Presentation

Lesson Video

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16:40

Lesson Explainer

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