1. Fundamental Counting Principle
Unit 5A Probability
Fundamental Counting Principle

2. Lesson 5: Fundamental Counting Principle
Objective: Swbat use multiplication to count the number of outcomes and find probabilities. compound events. Do Now:

3. Lesson 5: Fundamental Counting Principle
Definition Fundamental Counting Principle uses multiplication to find the number of possible outcomes.

4. Lesson 5: Fundamental Counting Principle
If an event M has m outcomes and event N has n outcomes then there are total of m x n outcomes Example: Coin is tossed and a Number Cube is rolled 2 x 6 = 12 outcomes

5. Lesson 5: Fundamental Counting Principle
Find the total outcomes when choosing
helmets in three colors and two styles.
Find the total outcomes when rolling a
Number Cube and choosing a letter
from the word NUMBERS.

6. Lesson 5: Fundamental Counting Principle
Find the total outcomes when rolling a
Number Cube and choosing a letter
from the word NUMBERS.
What is the probability of rolling a 6 and
choosing the letter M?
b. What is the probability of not rolling a 6 and

7. Classwork
Guided Practice #1 – 4 Independent Practice #1 – 7 Problem Solving Practice #1 - 8

8. Closure
Question: What is the Fundamental Counting Principle? Exit Ticket Homework: Practice #

9. Exit Ticket
Find the sample space using the Fundamental Counting Principle. You have four types of cereal (A, B, C, D) and two types of berries (strawberries and blueberries) to put on the cereal. 1. How many total possible outcomes? 2. What is the probability of having cereal A with strawberries?

10. Homework