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| Lesson 1-1: Multiplication as Repeated Addition |
| Lesson 1-2: Multiplication on the Number Line |
| Lesson 1-3: Arrays and Multiplication |
| Lesson 1-4: The Commutative Property |
| Lesson 1-5: Division as Sharing |
| Lesson 1-6: Division as Repeated Subtraction |
| Lesson 1-7: Use Appropriate Tools |
| Lesson 2-1: 2 and 5 as Factors |
| Lesson 2-2: 9 as a Factor |
| Lesson 2-3: Apply Properties: Multiply by 0 and 1 |
| Lesson 2-4: Multiply by 10 |
| Lesson 2-5: Multiplication Facts: 0, 1, 2, 5, 9, and 10 |
| Lesson 2-6: Model with Math |
| Lesson 3-1: The Distributive Property |
| Lesson 3-2: Apply Properties: 3 as a Factor |
| Lesson 3-3: Apply Properties: 4 as a Factor |
| Lesson 3-4: Apply Properties: 6 and 7 as Factors |
| Lesson 3-5: Apply Properties: 8 as a Factor |
| Lesson 3-6: Practice Multiplication Facts |
| Lesson 3-7: The Associative Property: Multiply with 3 Factors |
| Lesson 3-8: Repeated Reasoning |
| Lesson 4-1: Relate Multiplication and Division |
| Lesson 4-2: Use Multiplication to Divide with 2, 3, 4, and 5 |
| Lesson 4-3: Use Multiplication to Divide with 6 and 7 |
| Lesson 4-4: Use Multiplication to Divide with 8 and 9 |
| Lesson 4-5: Multiplication Patterns: Even and Odd Numbers |
| Lesson 4-6: Division Involving 0 and 1 |
| Lesson 4-7: Practice Multiplication and Division Facts |
| Lesson 4-8: Solve Multiplication and Division Equations |
| Lesson 4-9: Make Sense and Persevere |
| Lesson 5-1: Patterns for Multiplication Facts |
| Lesson 5-2: Use a Multiplication Table |
| Lesson 5-3: Find Missing Numbers in a Multiplication Table |
| Lesson 5-4: Use Strategies to Multiply |
| Lesson 5-5: Solve Word Problems: Multiplication and Division Facts |
| Lesson 5-6: Write Math Stories: Multiplication |
| Lesson 5-7: Write Math Stories: Division |
| Lesson 5-8: Look For and Use Structure |
| Lesson 6-1: Cover Regions |
| Lesson 6-2: Area: Nonstandard Units |
| Lesson 6-3: Area: Standard Units |
| Lesson 6-4: Area of Squares and Rectangles |
| Lesson 6-5: Apply Properties: Area and the Distributive Property |
| Lesson 6-6: Apply Properties: Area of Irregular Shapes |
| Lesson 6-7: Look For and Use Structure |
| Lesson 7-1: Read Picture Graphs and Bar Graphs |
| Lesson 7-2: Make Picture Graphs |
| Lesson 7-3: Make Bar Graphs |
| Lesson 7-4: Solve Word Problems Using Information in Graphs |
| Lesson 7-5: Precision |
| Lesson 8-1: Addition Properties |
| Lesson 8-2: Algebra: Addition Patterns |
| Lesson 8-3: Round Whole Numbers |
| Lesson 8-4: Mental Math: Addition |
| Lesson 8-5: Mental Math: Subtraction |
| Lesson 8-6: Estimate Sums |
| Lesson 8-7: Estimate Differences |
| Lesson 8-8: Relate Addition and Subtraction |
| Lesson 8-9: Model with Math |
| Lesson 9-1: Use Partial Sums to Add |
| Lesson 9-2: Add 3-Digit Numbers |
| Lesson 9-3: Continue to Add 3-Digit Numbers |
| Lesson 9-4: Add 3 or More Numbers |
| Lesson 9-5: Use Partial Differences to Subtract |
| Lesson 9-6: Subtract 3-Digit Numbers |
| Lesson 9-7: Continue to Subtract 3-Digit Numbers |
| Lesson 9-8: Construct Arguments |
| Lesson 10-1: Use an Open Number Line to Multiply |
| Lesson 10-2: Use Properties to Multiply |
| Lesson 10-3: Multiply by Multiples of 10 |
| Lesson 10-4: Look For and Use Structure |
| Lesson 11-1: Solve 2-Step Word Problems: Addition and Subtraction |
| Lesson 11-2: Solve 2-Step Word Problems: Multiplication and Division |
| Lesson 11-3: Solve 2-Step Word Problems: All Operations |
| Lesson 11-4: Critique Reasoning |
| Lesson 12-1: Divide Regions into Equal Parts |
| Lesson 12-2: Fractions and Regions |
| Lesson 12-3: Understand the Whole |
| Lesson 12-4: Number Line: Fractions Less Than 1 |
| Lesson 12-5: Number Line: Fractions Greater Than 1 |
| Lesson 12-6: Line Plots and Length |
| Lesson 12-7: More Line Plots and Length |
| Lesson 12-8: Make Sense and Persevere |
| Lesson 13-1: Equivalent Fractions: Use Models |
| Lesson 13-2: Equivalent Fractions: Use the Number Line |
| Lesson 13-3: Use Models to Compare Fractions: Same Denominator |
| Lesson 13-4: Use Models to Compare Fractions: Same Numerator |
| Lesson 13-5: Compare Fractions: Use Benchmarks |
| Lesson 13-6: Compare Fractions: Use the Number Line |
| Lesson 13-7: Whole Numbers and Fractions |
| Lesson 13-8: Construct Arguments |
| Lesson 14-1: Time to the Minute |
| Lesson 14-2: Units of Time: Measure Elapsed Time |
| Lesson 14-3: Units of Time: Solve Word Problems |
| Lesson 14-4: Estimate Liquid Volume |
| Lesson 14-5: Measure Liquid Volume |
| Lesson 14-6: Estimate Mass |
| Lesson 14-7: Measure Mass |
| Lesson 14-8: Solve Word Problems Involving Mass and Liquid Volume |
| Lesson 14-9: Reasoning |
| Lesson 15-1: Describe Quadrilaterals |
| Lesson 15-2: Classify Shapes |
| Lesson 15-3: Analyze and Compare Quadrilaterals |
| Lesson 15-4: Precision |
| Lesson 16-1: Understand Perimeter |
| Lesson 16-2: Perimeter of Common Shapes |
| Lesson 16-3: Perimeter and Unknown Side Lengths |
| Lesson 16-4: Same Perimeter, Different Area |
| Lesson 16-5: Same Area, Different Perimeter |
| Lesson 16-6: Reasoning |
| Lesson 17-1: Place Value Relationships |
| Lesson 17-2: Mental Math: Multiply by Multiples of 10, 100, and 1,000 |
| Lesson 17-3: Mental Math: Multiply by Multiples of 10 |
| Lesson 17-4: Use Models to Multiply 2-Digit Numbers by Multiples of 10 |
| Lesson 17-5: Interpret Remainders |
| Lesson 17-6: Model Addition of Fractions |
| Lesson 17-7: Decompose Fractions |
| Lesson 17-8: Lines, Rays, and Angles |
| Lesson 17-9: Understand Angles and Unit Angles |
| Lesson 17-10: Lines |