Chapter 1: Numeration


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Lesson 1: Representing Numbers

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Lesson 2: Ways to Name Numbers

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Lesson 3: Greater Numbers

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Lesson 4: Understanding Number Lines

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Lesson 5: Counting on the Number Lines

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Lesson 6: Comparing Numbers

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Lesson 7: Ordering Numbers

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Lesson 8: Make an Organized List

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Chapter 2: Number Sense: Addition and Subtraction


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Lesson 1: Addition Meaning and Properties

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Lesson 2: Subtraction Meanings

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Lesson 3: Using Mental Math to Add

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Lesson 4: Using Mental Math to Subtract

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Lesson 5: Rounding

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Lesson 6: Estimating Sums

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Lesson 7: Estimating Differences

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Lesson 8: Making Sense of Addition and Subtraction Equations

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Lesson 9: Reasonableness

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Chapter 3: Using Place Value to Add and Subtract


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Lesson 1: Adding with an Expanded Algorithm

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Lesson 2: Models for Adding 3Digit Numbers

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Lesson 3: Adding 3Digit Numbers

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Lesson 4: Adding 3 or More Numbers

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Lesson 5: Draw a Picture

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Lesson 6: Subtracting with an Expanded Algorithm

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Lesson 7: Models for Subtracting 3Digit Numbers

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Lesson 8: Subtracting 3Digit Numbers

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Lesson 9: Subtracting Across Zeros

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Lesson 10: Draw a Picture and Write a Number Sentence

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Chapter 4: Meanings of Multiplication


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Lesson 1: Multiplication as Repeated Addition

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Lesson 2: Arrays and Multiplication

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Lesson 3: The Commutative Property

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Lesson 4: Writing Multiplication Stories

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Lesson 5: Writing to Explain

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Chapter 5: Multiplication Facts: Use Patterns


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Lesson 1: 2 and 5 as Factors

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Lesson 2: 9 as a Factor

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Lesson 3: Multiplying with 0 and 1

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Lesson 4: Patterns for Facts

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Lesson 5: 10 as a Factor

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Lesson 6: Multiplying by Multiples of 10

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Lesson 7: TwoQuestion Problems

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Chapter 6: Multiplication Facts: Use Known Facts


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Lesson 1: The Distributive Property

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Lesson 2: 3 as a Factor

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Lesson 3: 4 as a Factor

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Lesson 4: 6 and 7 as Factors

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Lesson 5: 8 as a Factor

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Lesson 6: Multiplying with 3 Factors

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Lesson 7: Multiplication Facts

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Lesson 8: Multiplying to Find Combinations

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Lesson 9: MultipleStep Problems

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Chapter 7: Meanings of Division


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Lesson 1: Division as Sharing

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Lesson 2: Division as Repeated Subtraction

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Lesson 3: Finding Missing Numbers in a Multiplication Table

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Lesson 4: Choose an Appropriate Equation

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Lesson 5: Writing Division Stories

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Lesson 6: Use Objects and Draw a Picture

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Chapter 8: Division Facts


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Lesson 1: Relating Multiplication and Division

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Lesson 2: Fact Families with 2, 3, 4, and 5

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Lesson 3: Fact Families with 6 and 7

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Lesson 4: Fact Families with 8 and 9

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Lesson 5: MultipleStep Problems

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Lesson 6: Making Sense of Multiplication and Division Equations

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Lesson 7: Dividing with 0 and 1

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Lesson 8: Multiplication and Division Facts

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Lesson 9: Draw a Picture and Write a Number Sentence

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Chapter 9: Understanding Fractions


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Lesson 1: Dividing Regions into Equal Parts

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Lesson 2: Fractions and Regions

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Lesson 3: Fractions and Sets

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Lesson 4: Fractional Parts of a Set

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Lesson 5: Locating Fractions on the Number Line

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Lesson 6: Benchmark Fractions

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Lesson 7: Fractions and Lengths

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Lesson 8: Make a Table and Look for a Pattern

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Chapter 10: Fraction Comparison and Equivalence


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Lesson 1: Using Models to Compare Fractions: Same Denominator

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Lesson 2: Using Models to Compare Fractions: Same Numerator

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Lesson 3: Comparing Fractions Using Benchmarks

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Lesson 4: Comparing Fractions on the Number Line

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Lesson 5: Finding Equivalent Fractions

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Lesson 6: Equivalent Fractions and the Number Line

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Lesson 7: Whole Numbers and Fractions

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Lesson 8: Using Fractions

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Lesson 9: Draw a Picture

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Chapter 11: TwoDimensional Shapes and Their Attributes


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Lesson 1: Lines and Line Segments

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Lesson 2: Angles

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Lesson 3: Polygons

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Lesson 4: Triangles

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Lesson 5: Quadrilaterals

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Lesson 6: Combining and Separating Shapes

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Lesson 7: Making New Shapes

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Lesson 8: Solve a Simpler Problem

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Lesson 9: Make and Test Generalizations

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Chapter 12: Time


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Lesson 1: Time to the Half Hour and Quarter Hour

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Lesson 2: Time to the Minute

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Lesson 3: Units of Time

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Lesson 4: Elapsed Time

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Lesson 5: Work Backward

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Chapter 13: Perimeter


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Lesson 1: Understanding Perimeter

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Lesson 2: Tools and Units for Perimeter

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Lesson 3: Perimeter of Common Shapes

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Lesson 4: Different Shapes with the Same Perimeter

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Lesson 5: Try, Check, and Revise

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Chapter 14: Area


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Lesson 1: Covering Regions

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Lesson 2: Area and Units

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Lesson 3: Standard Units

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Lesson 4: Area of Squares and Rectangles

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Lesson 5: Area and the Distributive Property

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Lesson 6: Solve a Simpler Problem

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Lesson 7: Area of Irregular Shapes

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Lesson 8: Same Area, Different Perimeter

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Lesson 9: Equal Areas and Fractions

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Lesson 10: Selecting Appropriate Measurement Units and Tools

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Chapter 15: Liquid Volume and Mass


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Lesson 1: Customary Units of Capacity

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Lesson 2: Metric Units of Capacity

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Lesson 3: Units of Mass

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Lesson 4: Units of Weight

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Lesson 5: Draw a Picture

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Chapter 16: Data


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Lesson 1: Line Plots

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Lesson 2: Length and Line Plots

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Lesson 3: Reading Pictographs and Bar Graphs

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Lesson 4: Making Pictographs

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Lesson 5: Making Bar Graphs

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Lesson 6: Use Tables and Graphs to Draw Conclusions

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