Contents

1. Illustrative Math Grade 4 Unit 3 Student Workbook.pdf
   1. Blank Page
2. LZ Grade4-3-Unit-student-workbook.pdf
   1. Section A: Equal Groups of Fractions
   2. Lesson 1: Equal Groups of Unit Fractions
      1. Warm-up: How Many Do You See: Oranges
      2. 1.1: Crackers, Kiwis, and More
      3. 1.2: What Could It Mean?
   3. Lesson 2: Representations of Equal Groups of Fractions
      1. Warm-up: Number Talk: Three, Six, Nine, Twelve
      2. 2.1: Card Sort: Expressions and Diagrams
      3. 2.2: Different Representations
   4. Lesson 3: Patterns in Multiplication
      1. 3.1: Describe the Pattern
      2. 3.2: What's Missing?
   5. Lesson 4: Equal Groups of Non-Unit Fractions
      1. Warm-up: Notice and Wonder: Thirds
      2. 4.1: Jars of Jam
      3. 4.2: How Do We Multiply?
   6. Lesson 5: Equivalent Multiplication Expressions
      1. Warm-up: How Many Do You See?
      2. 5.1: Complete the Equations
      3. 5.2: Fractions and Matching Expressions
   7. Lesson 6: Problems with Equal Groups of Fractions
      1. Warm-up: True or False: Two and Three Factors
      2. 6.1: Banana Bread Recipe
      3. 6.2: How Much Milk Was Used?
      4. Section Summary
      5. Section A Practice Problems
   8. Section B: Addition and Subtraction of Fractions
   9. Lesson 7: Fractions as Sums
      1. 7.1: Barley Soup
      2. 7.2: Sums in Fifths and Thirds
   10. Lesson 8: Addition of Fractions
       1. Warm-up: Notice and Wonder: A Fraction on a Number Line
       2. 8.1: Sum of Jumps
       3. 8.2: What is the Sum?
       4. 8.3: Make Two Jumps
   11. Lesson 9: Differences of Fractions
       1. Warm-up: True or False: Sums of Tenths
       2. 9.1: Jump to Subtract
       3. 9.2: What’s the Difference?
       4. 9.3: Make a Jump, Subtraction Edition
   12. Lesson 10: The Numbers in Subtraction
       1. Warm-up: Number Talk: Groups of Twelfths
       2. 10.1: What’s Left?
       3. 10.2: Card Sort: Twelfths
   13. Lesson 11: Subtract Fractions Flexibly
       1. Warm-up: Which One Doesn’t Belong: Fractional Values
       2. 11.1: Friendship Bracelets
       3. 11.2: Multiple Ways to Subtract
   14. Lesson 12: Sums and Differences of Fractions
       1. Warm-up: Number Talk: Subtract Some Eighths
       2. 12.1: Make It True
       3. 12.2: To Decompose or Not to Decompose
   15. Lesson 13: Fractional Measurements on Line Plots
       1. Warm-up: Notice and Wonder: Which Ruler?
       2. 13.1: Measure to the Nearest \frac59{4} and \frac59{8} Inch
       3. 13.2: Colored-pencil Measurements
       4. 13.3: Noah's Colored Pencils
   16. Lesson 14: Problems about Fractional Measurement Data
       1. Warm-up: Notice and Wonder: Shoe Sizes
       2. 14.1: Shoe Lengths
       3. 14.2: Larger Shoes, Anyone?
       4. Section Summary
       5. Section B Practice Problems
   17. Section C: Addition of Tenths and Hundredths
   18. Lesson 15: An Assortment of Fractions
       1. Warm-up: Which One Doesn't Belong: Halves, Fourths, Sixths, and Eights
       2. 15.1: All the Way to the Top
       3. 15.2: Stacks of Blocks
   19. Lesson 16: Tenths and Hundredths, Together
       1. Warm-up: Notice and Wonder: Shaded Rectangles and Squares
       2. 16.1: Tenths and Hundredths
       3. 16.2: Walk, Stop, and Sip
   20. Lesson 17: Sums of Tenths and Hundredths
       1. Warm-up: Which One Doesn’t Belong: Tenths and Hundredths
       2. 17.1: Card Sort: Less Than, Equal to, or Greater Than 1?
       3. 17.2: What’s Missing?
       4. 17.3: Fraction Action: Tenths, Hundredths
   21. Lesson 18: Lots of Fractions to Add
       1. Warm-up: Number Talk: A Bunch of Numbers
       2. 18.1: Stack Centavos and Pesos
       3. 18.2: More Than Two Fractions
       4. Section Summary
   22. Lesson 19: Flexible with Fractions
       1. Warm-up: Notice and Wonder: Sticky Notes
       2. 19.1: Sticky-note Designs
       3. 19.2: Hiking Trails
       4. 19.3: Find a Match
   23. Lesson 20: Sticky Notes
       1. Warm-up: Which One Doesn’t Belong: Sticky Notes
       2. 20.1: Estimation Exploration: Sticky Notes
       3. 20.2: Design Your Initial
       4. Section C Practice Problems
   24. Glossary
   25. Attributions
       1. Image Attributions
   26. Notes
   27. Notes