# Contents

1. 1.1: Notice and Wonder: Memphis and Bangor
2. 1.2: What’s the Temperature?
1. Are you ready for more?
1. Are you ready for more?
3. Lesson 1 Summary
4. Glossary
5. Lesson 1 Practice Problems
1. 2.1: Which One Doesn’t Belong: Inequalities
1. Are you ready for more?
2. 2.3: Rational Numbers on a Number Line
3. Lesson 2 Summary
4. Glossary
5. Lesson 2 Practice Problems
1. 3.1: How Do They Compare?
2. 3.2: Ordering Rational Number Cards
1. Are you ready for more?
1. Are you ready for more?
3. Lesson 3 Summary
4. Lesson 3 Practice Problems
1. 4.1: Number Talk: Closer to Zero
2. 4.2: Jumping Flea
1. Are you ready for more?
3. Lesson 4 Summary
4. Glossary
5. Lesson 4 Practice Problems
1. 5.1: Opposites
2. 5.2: Submarine
3. 5.3: Info Gap: Points on the Number Line
1. Are you ready for more?
4. Lesson 5 Summary
5. Lesson 5 Practice Problems
1. 6.1: Which One Doesn’t Belong: Arrows
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2. 6.3: Winter Temperatures
3. Lesson 6 Summary
4. Lesson 6 Practice Problems
1. 7.1: That's the Opposite
2. 7.2: Cliffs and Caves
1. Are you ready for more?
3. 7.4: School Supply Number Line
4. Lesson 7 Summary
5. Lesson 7 Practice Problems
1. 8.1: Concert Tickets
2. 8.2: Cafeteria Food Debt
1. Are you ready for more?
3. Lesson 8 Summary
4. Glossary
5. Lesson 8 Practice Problems
1. 9.1: Equivalent Equations
2. 9.2: Subtraction with Number Lines
1. Are you ready for more?
3. Lesson 9 Summary
4. Lesson 9 Practice Problems
1. 10.1: Number Talk: Missing Addend
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2. 10.3: Does the Order Matter?
3. 10.4: Phone Inventory
4. Lesson 10 Summary
5. Lesson 10 Practice Problems
1. 11.1: Guess My Line
2. 11.2: The Coordinate Plane
3. 11.3: Axes Drawing Decisions
4. Lesson 11 Summary
5. Glossary
6. Lesson 11 Practice Problems
1. 12.1: Unlabeled Points
2. 12.2: Account Balance
1. Are you ready for more?
3. Lesson 12 Summary
4. Lesson 12 Practice Problems
1. 13.1: Coordinate Patterns
2. 13.2: Signs of Numbers in Coordinates
1. Are you ready for more?
1. Are you ready for more?
3. Lesson 13 Summary
4. Lesson 13 Practice Problems
1. 14.1: Distance, Rate, Time
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2. 14.3: Before and After
3. 14.4: Backwards in Time
4. Lesson 14 Summary
5. Lesson 14 Practice Problems
1. 15.1: Which One Doesn’t Belong: Expressions
2. 15.2: Rational Numbers Multiplication Grid
3. 15.3: Card Sort: Matching Expressions
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4. Lesson 15 Summary
5. Lesson 15 Practice Problems
1. 16.1: Tell Me Your Sign
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2. 16.3: Drilling Down
3. Lesson 16 Summary
4. Glossary
5. Lesson 16 Practice Problems
1. 17.1: Grapes per Minute
2. 17.2: Water Level in the Aquarium
1. Are you ready for more?
1. Are you ready for more?
3. Lesson 17 Summary
4. Lesson 17 Practice Problems
1. 18.1: True or False: Rational Numbers
2. 18.2: Card Sort: The Same But Different
1. Are you ready for more?
3. 18.4: Seagulls and Sharks Again
4. Lesson 18 Summary
5. Glossary
6. Lesson 18 Practice Problems
1. 19.1: Number Talk: Opposites and Reciprocals
2. 19.2: Match Solutions
1. Are you ready for more?
3. 19.4: Card Sort: Matching Inverses
4. Lesson 19 Summary
5. Glossary
6. Lesson 19 Practice Problems
1. 20.1: Don't Solve It
2. 20.2: Warmer or Colder than Before?
3. 20.3: Animals Changing Altitudes
1. Are you ready for more?
4. Lesson 20 Summary
5. Lesson 20 Practice Problems
1. Are you ready for more?
1. 21.2: Design Your Own Image
1. 22.1: Revisiting Interest and Depreciation
2. 22.2: Gains and Losses
3. 22.3: What is a Stock Portfolio?
4. 22.4: Your Own Stock Portfolio
1. Lesson 1: Positive and Negative Numbers
2. Lesson 2: Comparing Positive and Negative Numbers
3. Lesson 3: Ordering Rational Numbers
4. Lesson 4: Absolute Value of Numbers
5. Lesson 5: Comparing Numbers and Distance from Zero
6. Lesson 6: Changing Temperatures
7. Lesson 7: Changing Elevation
8. Lesson 8: Money and Debts
9. Lesson 9: Representing Subtraction
10. Lesson 10: Subtracting Rational Numbers
11. Lesson 11: Constructing the Coordinate Plane
12. Lesson 12: Interpreting Points on a Coordinate Plane
13. Lesson 13: Distances and Shapes on the Coordinate Plane
14. Lesson 14: Position, Speed, Direction
15. Lesson 15: Multiplying Rational Numbers
16. Lesson 16: Dividing Rational Numbers
17. Lesson 17: Negative Rates
18. Lesson 18: Expressions with Rational Numbers
19. Lesson 19: Solving Equations with Rational Numbers
20. Lesson 20: Representing Contexts with Equations
21. Lesson 21: Drawing on the Coordinate Plane
22. Lesson 22: The Stock Market
2. 1.2: Estimating Caps
1. Are you ready for more?
3. 1.4: Favorite Summer Sports
4. Lesson 1 Summary
5. Glossary
6. Lesson 1 Practice Problems
1. 2.1: Packs on Backs
2. 2.2: On the Phone
1. Are you ready for more?
3. Lesson 2 Summary
4. Glossary
5. Lesson 2 Practice Problems
1. 3.1: Dog Show (Part 1)
2. 3.2: Dog Show (Part 2)
3. 3.3: Tall and Taller Players
4. Lesson 3 Summary
5. Glossary
6. Lesson 3 Practice Problems
1. 4.1: Which One Doesn’t Belong: Division
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2. 4.3: Travel Times (Part 2)
3. Lesson 4 Summary
4. Glossary
5. Lesson 4 Practice Problems
1. 5.1: Shooting Hoops (Part 1)
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1. Are you ready for more?
2. 5.4: Swimmers Over the Years
3. Lesson 5 Summary
4. Glossary
5. Lesson 5 Practice Problems
1. 6.1: The Plot of the Story
2. 6.2: Finding the Middle
1. Are you ready for more?
3. Lesson 6 Summary
4. Glossary
5. Lesson 6 Practice Problems
1. 7.1: Notice and Wonder: Two Parties
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2. 7.3: Human Box Plot
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3. Lesson 7 Summary
4. Glossary
5. Lesson 7 Practice Problems
1. 8.1: First Name versus Last Name
2. 8.2: John Jacobjingleheimerschmidt
3. 8.3: Siblings and Pets
1. Are you ready for more?
4. Lesson 8 Summary
5. Glossary
6. Lesson 8 Practice Problems
1. 9.1: Number Talk: Division by Powers of 10
2. 9.2: Selling Paintings
1. Are you ready for more?
3. 9.4: Auditing Sales
4. Lesson 9 Summary
5. Glossary
6. Lesson 9 Practice Problems
1. 10.1: Ages of Moviegoers
2. 10.2: Comparing Methods for Selecting Samples
3. 10.3: That’s the First Straw
1. Are you ready for more?
4. Lesson 10 Summary
5. Lesson 10 Practice Problems
1. 11.1: Describing the Center
2. 11.2: Three Different TV Shows
3. 11.3: Who’s Watching What?
1. Are you ready for more?
4. Lesson 11 Summary
5. Glossary
6. Lesson 11 Practice Problems
1. 12.1: Average Reactions
2. 12.2: Reaction Population
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3. Lesson 12 Summary
4. Lesson 12 Practice Problems
1. 13.1: Which Game Would You Choose?
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2. 13.3: What’s in the Bag?
3. Lesson 13 Summary
4. Glossary
5. Lesson 13 Practice Problems
1. 14.1: Decimals on the Number Line
2. 14.2: In the Long Run
3. 14.3: Due For a Win
4. Lesson 14 Summary
5. Lesson 14 Practice Problems
1. 15.1: How Many Different Meals?
2. 15.2: Lists, Tables, and Trees
1. Are you ready for more?
3. Lesson 15 Summary
4. Lesson 15 Practice Problems
1. 16.1: True or False?
2. 16.2: Spinning a Color and Number
3. 16.3: Cubes and Coins
1. Are you ready for more?
4. Lesson 16 Summary
5. Lesson 16 Practice Problems
1. 17.1: Number Talk: Division
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2. 17.3: Designing Simulations
3. Lesson 17 Summary
4. Lesson 17 Practice Problems
1. Lesson 1: Representing Data Graphically
2. Lesson 2: Using Dot Plots to Answer Statistical Questions
3. Lesson 3: Interpreting Histograms
4. Lesson 4: The Mean
5. Lesson 5: Variability and MAD
6. Lesson 6: The Median
7. Lesson 7: Box Plots and Interquartile Range
8. Lesson 8: Larger Populations
9. Lesson 9: What Makes a Good Sample?
10. Lesson 10: Sampling in a Fair Way
11. Lesson 11: Estimating Population Measures of Center
12. Lesson 12: More about Sampling Variability
13. Lesson 13: What Are Probabilities?
14. Lesson 14: Estimating Probabilities Through Repeated Experiments
15. Lesson 15: Keeping Track of All Possible Outcomes
16. Lesson 16: Multi-step Experiments
17. Lesson 17: Designing Simulations
1. 1.1: Ant Trek
2. 1.2: Stacks and Stacks of Cereal Boxes
3. 1.3: Covering the Washington Monument
1. 2.1: All 7.4 Billion of Us
2. 2.2: About the People in the World
3. 2.3: If Our Class Were the World
1. Are you ready for more?
1. 3.2: More Rectangles, More Squares
1. Are you ready for more?
2. 3.4: It’s All About Fractions
1. 4.1: How Long Are These Pencils?
2. 4.2: How Long Are These Floor Boards?
1. 5.1: Measurement Error for Area
2. 5.2: Measurement Error for Volume
1. 6.1: Which Was “Yessier”?
2. 6.2: Which Class Voted Purpler?
3. 6.3: Supermajorities
4. 6.4: Best Restaurant
1. 7.1: Field Day
2. 7.2: School Lunches (Part 1)
3. 7.3: School Lunch (Part 2)
1. Are you ready for more?
4. 7.5: Weekend Choices
1. 8.1: Dot Density
2. 8.2: Dot Density with a Twist
3. 8.3: Housing Density
1. Are you ready for more?
1. 9.1: Computers for Kids
2. 9.2: School Mascot (Part 1)
3. 9.3: Advising the School Board
4. 9.4: School Mascot (Part 2)
5. 9.5: Fair and Unfair Districts
1. 10.1: How Far Is It?
2. 10.2: Planning a 5K Course
3. 10.3: Comparing Methods
1. 11.1: What Is a Trundle Wheel?
2. 11.2: Building a Trundle Wheel
1. 12.1: Measuring Distances with the Trundle Wheel
1. 13.1: Make a Proposal
1. Are you ready for more?
1. Glossary