Multiply the amount of probability using addition. Pupils use probabilities to make predictions in problems. They find shortcuts to find probabilities instead of listing the entire sample space. The learners then use the multiplication and addition principles of probability to calculate probabilities.

Concepts

probability, compound probability, probability word problems, theoretical probability

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Instructional Ideas

• Have class members explain the formulas in their own terms

Classroom Considerations

• Segment two in a three-part unit on probability
• Requires knowledge of simple probability

• This video is hosted on YouTube

Pros

• Contains an organizational structure for taking notes
• Provides an additional worksheet to practice toward mastery

Cons

• None

Common Core

SL.9-10.2 SL.11-12.2 MP6 HSS-CP.B.7 HSS-CP.B.8