- Section A: Introduction to Fractions
- Warm-up: Which One Doesn’t Belong: Shapes with Parts
- 1.1: Card Sort: Partitions
- 1.2: Fold and Name

- Warm-up: Which One Doesn’t Belong: Shaded Parts
- 2.1: Partition the Strips
- 2.2: Partition, Shade, Trade

- Warm-up: Notice and Wonder: More than One Part
- 3.1: Write and Read Fractions
- 3.2: Fraction Match

- Warm-up: Number Talk: 3 and Another Factor
- 4.1: Introduce Secret Fractions
- 4.2: Represent Fraction Situations
- Section A Summary
- Section A Practice Problems

- Section B: Fractions on the Number Line
- Warm-up: Notice and Wonder: Two Number Lines
- 5.1: Card Sort: Number Lines
- 5.2: Fold and Label the Number Line

- Warm-up: Which One Doesn’t Belong: Fraction Details
- 6.1: Partition Fourths
- 6.2: Unit Fractions on the Number Line

- 7.2: Fractions on the Number Line
- 7.3: What’s the Fraction?

- Warm-up: Number Talk: Divide by 4
- 8.1: Fractions Located at Whole Numbers
- 8.2: Locate 1 on the Number Line

- Warm-up: Which One Doesn’t Belong: Many Number Lines
- 9.1: Locate 1 Again
- 9.2: Locate \frac{3}{4}
- Section B Summary
- Section B Practice Problems

- Section C: Equivalent Fractions
- 10.1: Equivalent to \frac44Lato
- 10.2: Find Equivalent Fractions

- Warm-up: Number Talk: Something Times 8
- 11.1: Show Equivalence
- 11.2: More Than One Name

- Warm-up: Notice and Wonder: Running on a Trail
- 12.1: Running Part of a Trail
- 12.2: Locate and Pair
- 12.3: Rolling for Equivalent Fractions

- Warm-up: Notice and Wonder: Four Number Lines
- 13.1: Hidden Whole Numbers
- 13.2: Write Them as Fractions
- Section C Summary
- Section C Practice Problems

- Section D: Fraction Comparisons
- Warm-up: Number Talk: Which Whole Numbers?
- 14.1: Equivalent or Not?
- 14.2: Same Fractions, Different Result?

- Warm-up: Notice and Wonder: Two More Strips
- 15.1: Compare Fractions with the Same Denominator
- 15.2: Spin to Win: Same Denominator

- Warm-up: True or False: Unit Fractions
- 16.1: Five Parts of Something
- 16.2: Fractions with the Same Numerator

- Warm-up: Estimation Exploration: Ladybug Length
- 17.1: Comparison Problems
- 17.2: What Fraction Makes Sense?
- 17.3: Ultimate Locate and Label
- Section D Summary

- Warm-up: Notice and Wonder: Between 0 and 1
- 18.1: Design With \frac79Lato
- 18.2: Design With \frac80{4}
- Section D Practice Problems

- Glossary
- Image Attributions

- Notes
- Notes