Prime and Composite Zombie Run Additional Lesson for
Prime and Composite Zombie Run Additional Lesson for Chapter 2
Pre-Skill Review Solve each problem using the strategy of your choice. 1) 8 9 x 3 2) 6 3 4 x 7 3) 4 7 x 15
Essential Question • How can you distinguish between prime and composite numbers?
I Can… • Determine if a number is prime or composite.
Key Terms • Factor- A whole number that multiplies with another number to make a third number. • Prime number- A number that has exactly two factors, itself and one. • Composite number- A number with more than two factors.
Mini Lesson • The zombie apocalypse occurred over two months ago. You and your friends are working together to survive. The only time you know you can get a herd of zombies is if they are prime. Your Challenge: To figure out if each herd of zombies is prime or composite during each mission. Good Luck!
Mini Lesson • Your First Mission is to go to Wal-Mart to get food and water for your group. Outside the grocery store you spot a herd of zombies. Check to see if it is safe to go inside. Prime number of zombies are safe, composite is not safe TURN AROUND!
Mini Lesson Next Mission: Head to Walgreens to load up on first aid equipment. Prime or Composite? Last Mission: Get a car for transportation. Prime or Composite?
Name
Sharing Time • How do you know if a number is prime or composite?
Exit Ticket Linda says that 33 is prime because it is odd. Is she correct? Explain why or why not.
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