Contents

1. Section A: Understand Factors and Multiples
2. Lesson 1: Multiples of a Number
   1. Warm-up: Which One Doesn’t Belong: All Kinds of Area
   2. 1.1: Build Rectangles and Find Area
   3. 1.2: What Areas Can You Build?
3. Lesson 2: Factor Pairs
   1. Warm-up: Number Talk: Multiplication
   2. 2.1: How Many Rectangles?
   3. 2.2: How Many Rectangles: Gallery Walk
4. Lesson 3: Prime and Composite Numbers
   1. 3.1: Card Sort: Area
   2. 3.2: Prime or Composite?
   3. Section A Summary
5. Lesson 4: Multiplication Practice
   1. Warm-up: Number Talk: Factors Over Ten
   2. 4.1: Card Sort: Multiplication
   3. Section A Practice Problems
6. Section B: Find Factor Pairs and Multiples
7. Lesson 5: More Multiples
   1. Warm-up: Estimation Exploration: Banquet Seating
   2. 5.1: Choose the Right Tables
   3. 5.2: Hot Dogs and Buns
8. Lesson 6: The Locker Problem
   1. 6.1: Questionable Lockers
   2. 6.2: An Open and Shut Case
9. Lesson 7: Find Factors and Multiples
   1. Warm-up: Number Talk: Division
   2. 7.1: Factor and Multiple Statements
   3. Section B Summary
10. Lesson 8: Mondrian's Art
    1. Warm-up: Notice and Wonder: Piet Mondrian’s Art
    2. 8.1: My Mondrian Outline
    3. 8.2: Analyze the Rectangles
    4. Section B Practice Problems
11. Glossary
12. Attributions
    1. Image Attributions
13. Notes
14. Notes