- Section A: Multi-digit Multiplication Using the Standard Algorithm
- Warm-up: Number Talk: A Multiple of 10
- 1.1: Reasonable Estimates
- 1.2: Multiply by 18

- Warm-up: Which One Doesn't Belong: Diagrams to Find Products
- 2.1: Decompose in Many Ways
- 2.2: Calculate in Many Ways

- Warm-up: Which One Doesn't Belong: Multiplying Large Numbers
- 3.1: Partial Products Everywhere
- 3.2: Record Partial Products

- Warm-up: Number Talk: Partial Product
- 4.1: Compose with the Standard Algorithm
- 4.2: Use the Standard Algorithm

- Warm-up: Number Talk: Partial Products
- 5.1: Compare Two Algorithms
- 5.2: Use the Standard Algorithm

- Warm-up: Number Talk: Three Factors
- 6.1: Compose a New Unit
- 6.2: All the Products

- Warm-up: Notice and Wonder: Same Solution
- 7.1: Greatest Product
- 7.2: Desperately Seeking 9 New Units

- Warm-up: Number Talk: The Distributive Property
- 8.1: Fluency Practice Choice Time
- 8.2: Targeted Products

- Warm-up: Notice and Wonder: For the Birds
- 9.1: Home is Where the Bird Lives
- 9.2: What is the Volume?
- Section A Summary
- Section A Practice Problems

- Section B: Multi-digit Division Using Partial Quotients
- Warm-up: How Many Do You See: World Record Event
- 10.1: How Many Groups of 8 Dancers?
- 10.2: More Groups of Dancers

- Warm-up: Notice and Wonder: Ways to Record
- 11.1: Division Expressions
- 11.2: Choose Your Own Partial Quotients

- Warm-up: Notice and Wonder: Incomplete Solution
- 12.1: Elena’s Work
- 12.2: Complete the Solution

- Warm-up: Number Talk: Divide
- 13.1: Compare Solutions
- 13.2: Estimate and Solve

- Warm-up: Which One Doesn’t Belong: Different Ways
- 14.1: Find the Mistake
- 14.2: Practice Problems

- Warm-up: Estimation Exploration: The Garden
- 15.1: Find the Missing Side Length, Part 1
- 15.2: Find the Missing Side Length, Part 2
- Section B Summary

- Warm-up: Notice and Wonder: World Record Event
- 16.1: How Many Feet in One Serving?
- 16.2: Han's Estimate

- Warm-up: What Do You Know About \frac{60}{6} + \frac{6}{6} ?
- 17.1: Select Expressions
- 17.2: Choose One Expression
- Section B Practice Problems

- Section C: Let’s Put it to Work
- Warm-up: Estimation Exploration: How Big is the Milk Carton?
- 18.1: Milk for Everyone
- 18.2: How Big is 1,000,000?

- Warm-up: Notice and Wonder: Trash and Ice
- 19.1: Square Kilometers
- 19.2: So Much Trash

- Warm-up: Number Talk: Three Factors
- 20.1: What a Waste
- 20.2: Plastic Palooza

- Warm-up: Notice and Wonder: Food Waste
- 21.1: Food Waste in the United States
- 21.2: Food Journal
- 21.3: Analyze Food Journals
- Section C Practice Problems

- Glossary
- Image Attributions

- Citations
- Notes
- Notes