Contents

1. Illustrative Math Grade 4 Unit 1 Student Workbook.pdf
   1. Blank Page
2. Grade4-1-Unit-student-workbook.pdf
   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 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 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