common core geometry unit 3 lesson 4 homework answer key

Common Core Grade 4 Math (Worksheets, Homework, Lesson Plans)

Looking for video lessons that will help you in your Common Core Grade 4 Math classwork or homework? Looking for Common Core Math Worksheets and Lesson Plans that will help you prepare lessons for Grade 4 students?

The following lesson plans and worksheets are from the New York State Education Department Common Core-aligned educational resources. The Lesson Plans and Worksheets are divided into seven modules.

Related Pages Common Core Math Resources, Lesson Plans And Worksheets Common Core Math Video Lessons, Math Worksheets and Games for Grade 4 Common Core Math Video Lessons, Math Worksheets and Games for all grades

Grade 4 Homework, Lesson Plans And Worksheets

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Math Expressions Answer Key for Grade 5, 4, 3, 2, 1, and Kindergarten K | Math Expressions Common Core Grades K-5

Houghton mifflin math expressions common core answer key for grade 5, 4, 3, 2, 1, and kindergarten k.

• Math Expressions Grade 5 Homework and Remembering Answer Key
• Math Expressions Grade 4 Homework and Remembering Answer Key
• Math Expressions Grade 3 Homework and Remembering Answer Key
• Math Expressions Grade 2 Homework and Remembering Answer Key
• Math Expressions Grade 1 Homework and Remembering Answer Key
• Math Expressions Kindergarten Homework and Remembering Answer Key
• Math Expressions Grade 5 Student Activity Book Answer Key
• Math Expressions Grade 4 Student Activity Book Answer Key
• Math Expressions Grade 3 Student Activity Book Answer Key
• Math Expressions Grade 2 Student Activity Book Answer Key
• Math Expressions Grade 1 Student Activity Book Answer Key
• Math Expressions Kindergarten Student Activity Book Answer Key

Math Expressions Common Core Grade 5 Homework and Remembering Answer Key

Math Expressions Grade 5 Homework and Remembering Volume 1 Answer Key | Math Expressions Common Core Grade 5 Volume 1 Answer Key

Unit 1 Addition and Subtraction with Fractions

• Math Expressions Grade 5 Unit 1 Lesson 1 Answer Key Introducing the MathBoard
• Math Expressions Grade 5 Unit 1 Lesson 2 Answer Key Explain Equivalent Fractions
• Math Expressions Grade 5 Unit 1 Lesson 3 Answer Key Equivalent Fractions and Multipliers
• Math Expressions Grade 5 Unit 1 Lesson 4 Answer Key Strategies for Comparing Fractions
• Math Expressions Grade 5 Unit 1 Lesson 5 Answer Key Fractions Greater Than One
• Math Expressions Grade 5 Unit 1 Lesson 6 Answer Key Add and Subtract Like Mixed Numbers
• Math Expressions Grade 5 Unit 1 Lesson 7 Answer Key Add Unlike Fractions
• Math Expressions Grade 5 Unit 1 Lesson 8 Answer Key Subtract Unlike Fractions
• Math Expressions Grade 5 Unit 1 Lesson 9 Answer Key Solve with Unlike Mixed Numbers
• Math Expressions Grade 5 Unit 1 Lesson 10 Answer Key Practice with Unlike Mixed Numbers
• Math Expressions Grade 5 Unit 1 Lesson 11 Answer Key Reasonable Answers
• Math Expressions Grade 5 Unit 1 Lesson 12 Answer Key Real-World Problems
• Math Expressions Grade 5 Unit 1 Lesson 13 Answer Key Focus on Mathematical Practices

Unit 2 Addition and Subtraction with Decimals

• Math Expressions Grade 5 Unit 2 Lesson 1 Answer Key Decimals as Equal Divisions
• Math Expressions Grade 5 Unit 2 Lesson 2 Answer Key Thousands to Thousandths
• Math Expressions Grade 5 Unit 2 Lesson 3 Answer Key Equate and Compare Thousandths
• Math Expressions Grade 5 Unit 2 Lesson 4 Answer Key Adding and Subtracting Decimals
• Math Expressions Grade 5 Unit 2 Lesson 5 Answer Key Add Whole Numbers and Decimals
• Math Expressions Grade 5 Unit 2 Lesson 6 Answer Key Subtract Whole and Decimal Numbers
• Math Expressions Grade 5 Unit 2 Lesson 7 Answer Key Properties and Strategies
• Math Expressions Grade 5 Unit 2 Lesson 8 Answer Key Round and Estimate with Decimals
• Math Expressions Grade 5 Unit 2 Lesson 9 Answer Key Graph with Decimal Numbers
• Math Expressions Grade 5 Unit 2 Lesson 10 Answer Key Focus on Mathematical Practices

Unit 3 Multiplication and Division with Fractions

• Math Expressions Grade 5 Unit 3 Lesson 1 Answer Key Basic Multiplication Concepts
• Math Expressions Grade 5 Unit 3 Lesson 2 Answer Key Multiplication with Non-Unit Fractions
• Math Expressions Grade 5 Unit 3 Lesson 3 Answer Key Multiplication with Fractional Solutions
• Math Expressions Grade 5 Unit 3 Lesson 4 Answer Key Multiply a Fraction by a Fraction
• Math Expressions Grade 5 Unit 3 Lesson 5 Answer Key Multiplication Strategies
• Math Expressions Grade 5 Unit 3 Lesson 6 Answer Key Multiply Mixed Numbers
• Math Expressions Grade 5 Unit 3 Lesson 7 Answer Key Relate Fraction Operations
• Math Expressions Grade 5 Unit 3 Lesson 8 Answer Key Solve Real-World Problems
• Math Expressions Grade 5 Unit 3 Lesson 9 Answer Key Make Generalizations
• Math Expressions Grade 5 Unit 3 Lesson 10 Answer Key When Dividing is Also Multiplying
• Math Expressions Grade 5 Unit 3 Lesson 11 Answer Key Solve Division Problems
• Math Expressions Grade 5 Unit 3 Lesson 12 Answer Key Distinguish Multiplication from Division
• Math Expressions Grade 5 Unit 3 Lesson 13 Answer Key Review Operations with Fractions
• Math Expressions Grade 5 Unit 3 Lesson 14 Answer Key Focus on Mathematical Practices

Unit 4 Multiplication with Whole Numbers and Decimals

• Math Expressions Grade 5 Unit 4 Lesson 1 Answer Key Shift Patterns in Multiplication
• Math Expressions Grade 5 Unit 4 Lesson 2 Answer Key Patterns with Fives and Zeros
• Math Expressions Grade 5 Unit 4 Lesson 3 Answer Key Sharing Methods for Multiplication
• Math Expressions Grade 5 Unit 4 Lesson 4 Answer Key Multiply Two-Digit Numbers
• Math Expressions Grade 5 Unit 4 Lesson 5 Answer Key Practice Multiplication
• Math Expressions Grade 5 Unit 4 Lesson 6 Answer Key Multiply Decimals by Whole Numbers
• Math Expressions Grade 5 Unit 4 Lesson 7 Answer Key Multiply by Decimals
• Math Expressions Grade 5 Unit 4 Lesson 8 Answer Key Multiply with Decimals Greater Than 1
• Math Expressions Grade 5 Unit 4 Lesson 9 Answer Key Compare Shift Patterns
• Math Expressions Grade 5 Unit 4 Lesson 10 Answer Key Estimate Products
• Math Expressions Grade 5 Unit 4 Lesson 11 Answer Key Multiplication Practice
• Math Expressions Grade 5 Unit 4 Lesson 12 Answer Key Focus on Mathematical Practices

Math Expressions Grade 5 Homework and Remembering Volume 2 Answer Key | Math Expressions Common Core Grade 5 Volume 2 Answer Key

Math Expressions Common Core Grade 5 Answer Key Unit 5 Division with Whole Numbers and Decimals

• Math Expressions Grade 5 Unit 5 Lesson 1 Answer Key Divide Whole Numbers by One Digit
• Math Expressions Grade 5 Unit 5 Lesson 2 Answer Key Explore Dividing by Two-Digit Whole Numbers
• Math Expressions Grade 5 Unit 5 Lesson 3 Answer Key Too Large, Too Small, or Just Right?
• Math Expressions Grade 5 Unit 5 Lesson 4 Answer Key Interpret Remainders
• Math Expressions Grade 5 Unit 5 Lesson 5 Answer Key Division Practice
• Math Expressions Grade 5 Unit 5 Lesson 6 Answer Key Divide Decimal Numbers by Whole Numbers
• Math Expressions Grade 5 Unit 5 Lesson 7 Answer Key Divide Whole Numbers by Decimal Numbers
• Math Expressions Grade 5 Unit 5 Lesson 8 Answer Key Divide with Two Decimal Numbers
• Math Expressions Grade 5 Unit 5 Lesson 9 Answer Key Division Practice
• Math Expressions Grade 5 Unit 5 Lesson 10 Answer Key Distinguish Between Multiplication and Division
• Math Expressions Grade 5 Unit 5 Lesson 11 Answer Key Focus on Mathematical Practices

Houghton Mifflin Harcourt Math Expressions Grade 5 Answer Key Unit 6 Operations and Word Problems

• Math Expressions Grade 5 Unit 6 Lesson 1 Answer Key Situation and Solution Equations for Addition and Subtraction
• Math Expressions Grade 5 Unit 6 Lesson 2 Answer Key Situation and Solution Equations for Multiplication and Division
• Math Expressions Grade 5 Unit 6 Lesson 3 Answer Key Write Word Problems
• Math Expressions Grade 5 Unit 6 Lesson 4 Answer Key Determine Reasonable Answers
• Math Expressions Grade 5 Unit 6 Lesson 5 Answer Key Language of Comparison Problems
• Math Expressions Grade 5 Unit 6 Lesson 6 Answer Key Multiplicative Comparison Problems
• Math Expressions Grade 5 Unit 6 Lesson 7 Answer Key Types of Comparison Problems
• Math Expressions Grade 5 Unit 6 Lesson 8 Answer Key Equations and Parentheses
• Math Expressions Grade 5 Unit 6 Lesson 9 Answer Key Multistep Word Problems
• Math Expressions Grade 5 Unit 6 Lesson 10 Answer Key Practice Problem Solving
• Math Expressions Grade 5 Unit 6 Lesson 11 Answer Key Focus on Mathematical Practices

Math Expressions Common Core Grade 5 Volume 2 Answer Key Unit 7 Algebra, Patterns, and Coordinate Graphs

• Math Expressions Grade 5 Unit 7 Lesson 1 Answer Key Read and Write Expressions
• Math Expressions Grade 5 Unit 7 Lesson 2 Answer Key Simplify Expressions
• Math Expressions Grade 5 Unit 7 Lesson 3 Answer Key Evaluate Expressions
• Math Expressions Grade 5 Unit 7 Lesson 4 Answer Key Patterns and Relationships
• Math Expressions Grade 5 Unit 7 Lesson 5 Answer Key The Coordinate Plane
• Math Expressions Grade 5 Unit 7 Lesson 6 Answer Key Graph Ordered Pairs
• Math Expressions Grade 5 Unit 7 Lesson 7 Answer Key Focus on Mathematical Practices

Math Expressions Grade 5 Homework and Remembering Volume 2 Answer Key Unit 8 Measurement and Geometry

• Math Expressions Grade 5 Unit 8 Lesson 1 Answer Key Convert Metric Units of Length
• Math Expressions Grade 5 Unit 8 Lesson 2 Answer Key Metric Units of Liquid Volume
• Math Expressions Grade 5 Unit 8 Lesson 3 Answer Key Metric Units of Mass
• Math Expressions Grade 5 Unit 8 Lesson 4 Answer Key Customary Units of Length
• Math Expressions Grade 5 Unit 8 Lesson 5 Answer Key Customary Measures of Liquid Volume
• Math Expressions Grade 5 Unit 8 Lesson 6 Answer Key Customary Units of Weight
• Math Expressions Grade 5 Unit 8 Lesson 7 Answer Key Read and Make Line Plots
• Math Expressions Grade 5 Unit 8 Lesson 8 Answer Key Perimeter and Area of Rectangles
• Math Expressions Grade 5 Unit 8 Lesson 9 Answer Key Cubic Units and Volume
• Math Expressions Grade 5 Unit 8 Lesson 10 Answer Key Visualize Volume
• Math Expressions Grade 5 Unit 8 Lesson 11 Answer Key Introduce Volume Formulas
• Math Expressions Grade 5 Unit 8 Lesson 12 Answer Key Relate Length, Area, and Volume
• Math Expressions Grade 5 Unit 8 Lesson 13 Answer Key Volume of Composite Solid Figures
• Math Expressions Grade 5 Unit 8 Lesson 14 Answer Key Attributes of Quadrilaterals
• Math Expressions Grade 5 Unit 8 Lesson 15 Answer Key Attributes of Triangles
• Math Expressions Grade 5 Unit 8 Lesson 16 Answer Key Attributes of Two-Dimensional Shapes
• Math Expressions Grade 5 Unit 8 Lesson 17 Answer Key Focus on Mathematical Practices

Math Expressions Common Core Grade 4 Homework and Remembering Answer Key

Math Expressions Grade 4 Homework and Remembering Volume 1 Answer Key | Math Expressions Common Core Grade 4 Volume 1 Answer Key

Unit 1 Place Value and Multidigit Addition and Subtraction

• Math Expressions Grade 4 Unit 1 Lesson 1 Answer Key Place Value to Thousands
• Math Expressions Grade 4 Unit 1 Lesson 2 Answer Key Place Value Patterns
• Math Expressions Grade 4 Unit 1 Lesson 3 Answer Key Round Numbers
• Math Expressions Grade 4 Unit 1 Lesson 4 Answer Key Numbers to One Million
• Math Expressions Grade 4 Unit 1 Lesson 5 Answer Key Compare and Round Greater Numbers
• Math Expressions Grade 4 Unit 1 Lesson 6 Answer Key Make New Groups for Addition
• Math Expressions Grade 4 Unit 1 Lesson 7 Answer Key Add Greater Numbers
• Math Expressions Grade 4 Unit 1 Lesson 8 Answer Key Estimation and Mental Math
• Math Expressions Grade 4 Unit 1 Lesson 9 Answer Key Subtract from Thousands
• Math Expressions Grade 4 Unit 1 Lesson 10 Answer Key Subtraction Undoes Addition
• Math Expressions Grade 4 Unit 1 Lesson 11 Answer Key Subtract Greater Numbers
• Math Expressions Grade 4 Unit 1 Lesson 12 Answer Key Practice Addition and Subtraction
• Math Expressions Grade 4 Unit 1 Lesson 13 Answer Key Problem Solving with Greater Numbers
• Math Expressions Grade 4 Unit 1 Lesson 14 Answer Key Focus on Mathematical Practices

Unit 2 Multiplication with Whole Numbers

• Math Expressions Grade 4 Unit 2 Lesson 1 Answer Key Arrays and Area Models
• Math Expressions Grade 4 Unit 2 Lesson 2 Answer Key Connect Place Value and Multiplication
• Math Expressions Grade 4 Unit 2 Lesson 3 Answer Key Mental Math and Multiplication
• Math Expressions Grade 4 Unit 2 Lesson 4 Answer Key Model One-Digit by Two-Digit Multiplication
• Math Expressions Grade 4 Unit 2 Lesson 5 Answer Key Estimate Products
• Math Expressions Grade 4 Unit 2 Lesson 6 Answer Key Use Place Value to Multiply
• Math Expressions Grade 4 Unit 2 Lesson 7 Answer Key Algebraic Notation Method
• Math Expressions Grade 4 Unit 2 Lesson 8 Answer Key Compare Methods of One-Digit by Two-Digit Multiplication
• Math Expressions Grade 4 Unit 2 Lesson 9 Answer Key Discuss Different Methods
• Math Expressions Grade 4 Unit 2 Lesson 10 Answer Key One-Digit by Three-Digit Multiplication
• Math Expressions Grade 4 Unit 2 Lesson 11 Answer Key Multistep Word Problems
• Math Expressions Grade 4 Unit 2 Lesson 12 Answer Key Two-Digit by Two-Digit Multiplication
• Math Expressions Grade 4 Unit 2 Lesson 13 Answer Key Different Methods for Two-Digit Multiplication
• Math Expressions Grade 4 Unit 2 Lesson 14 Answer Key Check Products of Two-Digit Numbers
• Math Expressions Grade 4 Unit 2 Lesson 15 Answer Key Practice Multiplication
• Math Expressions Grade 4 Unit 2 Lesson 16 Answer Key Multiply One-Digit and Four-Digit Numbers
• Math Expressions Grade 4 Unit 2 Lesson 17 Answer Key Use the Shortcut Method
• Math Expressions Grade 4 Unit 2 Lesson 18 Answer Key Practice Multiplying
• Math Expressions Grade 4 Unit 2 Lesson 19 Answer Key Focus on Mathematical Practices

Unit 3 Division with Whole Numbers

• Math Expressions Grade 4 Unit 3 Lesson 1 Answer Key Divide with Remainders
• Math Expressions Grade 4 Unit 3 Lesson 2 Answer Key Relate 3-Digit Multiplication to Division
• Math Expressions Grade 4 Unit 3 Lesson 3 Answer Key Discuss 2-Digit and 4-Digit Quotients
• Math Expressions Grade 4 Unit 3 Lesson 4 Answer Key Digit-by-Digit Method
• Math Expressions Grade 4 Unit 3 Lesson 5 Answer Key Relate Three Methods
• Math Expressions Grade 4 Unit 3 Lesson 6 Answer Key Divide by Any Method
• Math Expressions Grade 4 Unit 3 Lesson 7 Answer Key Just-Under Quotient Digits
• Math Expressions Grade 4 Unit 3 Lesson 8 Answer Key Estimate to Check Quotients
• Math Expressions Grade 4 Unit 3 Lesson 9 Answer Key Make Sense of Remainders
• Math Expressions Grade 4 Unit 3 Lesson 10 Answer Key Mixed Problem Solving
• Math Expressions Grade 4 Unit 3 Lesson 11 Answer Key Focus on Mathematical Practices

Unit 4 Equations and Word Problems

• Math Expressions Grade 4 Unit 4 Lesson 1 Answer Key Properties and Algebraic Notation
• Math Expressions Grade 4 Unit 4 Lesson 2 Answer Key Situation and Solution Equations for Addition and Subtraction
• Math Expressions Grade 4 Unit 4 Lesson 3 Answer Key Situation and Solution Equations for Multiplication and Division
• Math Expressions Grade 4 Unit 4 Lesson 4 Answer Key Multiplication Comparisons
• Math Expressions Grade 4 Unit 4 Lesson 5 Answer Key Discuss Comparison Problems
• Math Expressions Grade 4 Unit 4 Lesson 6 Answer Key Graphs and Comparison Problems
• Math Expressions Grade 4 Unit 4 Lesson 7 Answer Key Solve Two-Step Problems
• Math Expressions Grade 4 Unit 4 Lesson 8 Answer Key Solve Multistep Problems
• Math Expressions Grade 4 Unit 4 Lesson 9 Answer Key Practice with Multistep Problems
• Math Expressions Grade 4 Unit 4 Lesson 10 Answer Key Factors and Prime Numbers
• Math Expressions Grade 4 Unit 4 Lesson 11 Answer Key Analyze Patterns
• Math Expressions Grade 4 Unit 4 Lesson 12 Answer Key Focus on Mathematical Practices

Math Expressions Grade 4 Homework and Remembering Volume 2 Answer Key | Math Expressions Common Core Grade 4 Volume 2 Answer Key

Grade 4 Answer Key Unit 5 Measurement

• Math Expressions Grade 4 Unit 5 Lesson 1 Answer Key Measure Length
• Math Expressions Grade 4 Unit 5 Lesson 2 Answer Key Metric Measures of Liquid Volume and Mass
• Math Expressions Grade 4 Unit 5 Lesson 3 Answer Key Units of Time
• Math Expressions Grade 4 Unit 5 Lesson 4 Answer Key Customary Measures of Length
• Math Expressions Grade 4 Unit 5 Lesson 5 Answer Key Customary Units of Weight and Liquid Volume
• Math Expressions Grade 4 Unit 5 Lesson 6 Answer Key Perimeter and Area of Rectangles
• Math Expressions Grade 4 Unit 5 Lesson 7 Answer Key Solve Measurement Problems
• Math Expressions Grade 4 Unit 5 Lesson 8 Answer Key Focus on Mathematical Practices

Unit 6 Fraction Concepts and Operations

• Math Expressions Grade 4 Unit 6 Lesson 1 Answer Key Understand Fractions
• Math Expressions Grade 4 Unit 6 Lesson 2 Answer Key Fractions That Add to One
• Math Expressions Grade 4 Unit 6 Lesson 3 Answer Key Add and Subtract Fractions with Like Denominators
• Math Expressions Grade 4 Unit 6 Lesson 4 Answer Key Mixed Numbers and Fractions Greater Than 1
• Math Expressions Grade 4 Unit 6 Lesson 5 Answer Key Add and Subtract Mixed Numbers with Like Denominators
• Math Expressions Grade 4 Unit 6 Lesson 6 Answer Key Practice with Fractions and Mixed Numbers
• Math Expressions Grade 4 Unit 6 Lesson 7 Answer Key Multiply a Fraction by a Whole Number
• Math Expressions Grade 4 Unit 6 Lesson 8 Answer Key Practice Multiplying a Fraction by a Whole Number
• Math Expressions Grade 4 Unit 6 Lesson 9 Answer Key Mixed Practice
• Math Expressions Grade 4 Unit 6 Lesson 10 Answer Key Focus on Mathematical Practices

Unit 7 Fractions and Decimals

• Math Expressions Grade 4 Unit 7 Lesson 1 Answer Key Compare Fractions
• Math Expressions Grade 4 Unit 7 Lesson 2 Answer Key Fractions on the Number Line
• Math Expressions Grade 4 Unit 7 Lesson 3 Answer Key Fractions of Different-Size Wholes
• Math Expressions Grade 4 Unit 7 Lesson 4 Answer Key Equivalent Fractions Using Multiplication
• Math Expressions Grade 4 Unit 7 Lesson 5 Answer Key Equivalent Fractions Using Division
• Math Expressions Grade 4 Unit 7 Lesson 6 Answer Key Compare Fractions with Unlike Denominators
• Math Expressions Grade 4 Unit 7 Lesson 7 Answer Key Fractions and Line Plots
• Math Expressions Grade 4 Unit 7 Lesson 8 Answer Key Relate Fractions and Decimals
• Math Expressions Grade 4 Unit 7 Lesson 9 Answer Key Explore Decimal Numbers
• Math Expressions Grade 4 Unit 7 Lesson 10 Answer Key Compare Decimals to Hundredths
• Math Expressions Grade 4 Unit 7 Lesson 11 Answer Key Decimals Greater Than 1
• Math Expressions Grade 4 Unit 7 Lesson 12 Answer Key Compare Decimals Greater Than 1
• Math Expressions Grade 4 Unit 7 Lesson 13 Answer Key Focus on Mathematical Practices

Unit 8 Geometry

• Math Expressions Grade 4 Unit 8 Lesson 1 Answer Key Points, Rays, and Angles
• Math Expressions Grade 4 Unit 8 Lesson 2 Answer Key Measuring Angles
• Math Expressions Grade 4 Unit 8 Lesson 3 Answer Key Circles and Angles
• Math Expressions Grade 4 Unit 8 Lesson 4 Answer Key Name Triangles
• Math Expressions Grade 4 Unit 8 Lesson 5 Answer Key Compose and Decompose Angles
• Math Expressions Grade 4 Unit 8 Lesson 6 Answer Key Real World Problems
• Math Expressions Grade 4 Unit 8 Lesson 7 Answer Key Parallel and Perpendicular Lines and Line Segments
• Math Expressions Grade 4 Unit 8 Lesson 8 Answer Key Classifying Quadrilaterals
• Math Expressions Grade 4 Unit 8 Lesson 9 Answer Key Decompose Quadrilaterals and Triangles
• Math Expressions Grade 4 Unit 8 Lesson 10 Answer Key Classify Polygons
• Math Expressions Grade 4 Unit 8 Lesson 11 Answer Key Line Symmetry
• Math Expressions Grade 4 Unit 8 Lesson 12 Answer Key Focus on Mathematical Practices

Math Expressions Common Core Grade 3 Homework and Remembering Answer Key

Math Expressions Grade 3 Homework and Remembering Volume 1 Answer Key | Math Expressions Common Core Grade 3 Volume 1 Answer Key

Unit 1 Multiplication and Division with 0-5, 9 and 10

• Math Expressions Grade 3 Unit 1 Lesson 1 Answer Key Multiply with 5
• Math Expressions Grade 3 Unit 1 Lesson 2 Answer Key Multiplication as Equal Groups
• Math Expressions Grade 3 Unit 1 Lesson 3 Answer Key Multiplication and Arrays
• Math Expressions Grade 3 Unit 1 Lesson 4 Answer Key The Meaning of Division
• Math Expressions Grade 3 Unit 1 Lesson 5 Answer Key Multiply and Divide with 2
• Math Expressions Grade 3 Unit 1 Lesson 6 Answer Key Building Fluency with 2s and 5s
• Math Expressions Grade 3 Unit 1 Lesson 7 Answer Key Multiply and Divide with 10
• Math Expressions Grade 3 Unit 1 Lesson 8 Answer Key Multiply and Divide with 9
• Math Expressions Grade 3 Unit 1 Lesson 9 Answer Key Building Fluency with 2s, 5s, 9s, and 10s
• Math Expressions Grade 3 Unit 1 Lesson 10 Answer Key Multiply and Divide with 3
• Math Expressions Grade 3 Unit 1 Lesson 11 Answer Key Multiplication and Area
• Math Expressions Grade 3 Unit 1 Lesson 12 Answer Key Multiply and Divide with 4
• Math Expressions Grade 3 Unit 1 Lesson 13 Answer Key Use the Strategy Cards
• Math Expressions Grade 3 Unit 1 Lesson 14 Answer Key Building Fluency with 2s, 3s, 4s, 5s, 9s, and 10s
• Math Expressions Grade 3 Unit 1 Lesson 15 Answer Key Multiply and Divide with 1 and 0
• Math Expressions Grade 3 Unit 1 Lesson 16 Answer Key Solve and create Word Problems
• Math Expressions Grade 3 Unit 1 Lesson 17 Answer Key Play Multiplication and Division Games
• Math Expressions Grade 3 Unit 1 Lesson 18 Answer Key Building Fluency with 0s, 1s, 2s, 3s, 4s, 5s, 9s, 10s
• Math Expressions Grade 3 Unit 1 Lesson 19 Answer Key Focus on Mathematical Practices

Unit 2 Multiplication and Division with 6, 7, and 8, Multiply with Multiples of 10, and Problem Solving

• Math Expressions Grade 3 Unit 2 Lesson 1 Answer Key Multiply and Divide with 6
• Math Expressions Grade 3 Unit 2 Lesson 2 Answer Key Solve Area Word Problems
• Math Expressions Grade 3 Unit 2 Lesson 3 Answer Key Multiply and Divide with 8
• Math Expressions Grade 3 Unit 2 Lesson 4 Answer Key Write Word Problems and Equations
• Math Expressions Grade 3 Unit 2 Lesson 5 Answer Key Multiply and Divide with 7
• Math Expressions Grade 3 Unit 2 Lesson 6 Answer Key Square Numbers
• Math Expressions Grade 3 Unit 2 Lesson 7 Answer Key Practice with 6s, 7s, and 8s
• Math Expressions Grade 3 Unit 2 Lesson 8 Answer Key Building Fluency with 0s – 10s
• Math Expressions Grade 3 Unit 2 Lesson 9 Answer Key Equations and Word Problems
• Math Expressions Grade 3 Unit 2 Lesson 10 Answer Key Write First Step Questions for Two-Step Problems
• Math Expressions Grade 3 Unit 2 Lesson 11 Answer Key Make Sense of Two-Step Word Problems
• Math Expressions Grade 3 Unit 2 Lesson 12 Answer Key Multiply with Multiples of 10
• Math Expressions Grade 3 Unit 2 Lesson 13 Answer Key Play Multiplication and Division Games
• Math Expressions Grade 3 Unit 2 Lesson 14 Answer Key Building Fluency with 0s – 10s
• Math Expressions Grade 3 Unit 2 Lesson 15 Answer Key Focus on Mathematical Practices

Unit 3 Measurement, Time, and Graphs

• Math Expressions Grade 3 Unit 3 Lesson 1 Answer Key Customary Units of Length
• Math Expressions Grade 3 Unit 3 Lesson 2 Answer Key Customary Units of Liquid Volume
• Math Expressions Grade 3 Unit 3 Lesson 3 Answer Key Metric Units of Liquid Volume
• Math Expressions Grade 3 Unit 3 Lesson 4 Answer Key Customary Units of Weight and Metric Units of Mass
• Math Expressions Grade 3 Unit 3 Lesson 5 Answer Key Solve Word Problems Involving Liquid Volume and Mass
• Math Expressions Grade 3 Unit 3 Lesson 6 Answer Key Tell Time
• Math Expressions Grade 3 Unit 3 Lesson 7 Answer Key Before and After the Hour
• Math Expressions Grade 3 Unit 3 Lesson 8 Answer Key Elapsed Time
• Math Expressions Grade 3 Unit 3 Lesson 9 Answer Key Add and Subtract Time
• Math Expressions Grade 3 Unit 3 Lesson 10 Answer Key Solve Word Problems Involving Time
• Math Expressions Grade 3 Unit 3 Lesson 11 Answer Key Read and Create Pictographs and Bar Graphs
• Math Expressions Grade 3 Unit 3 Lesson 12 Answer Key Read and Create Bar Graphs with Multidigit Numbers
• Math Expressions Grade 3 Unit 3 Lesson 13 Answer Key Represent and Organize Data
• Math Expressions Grade 3 Unit 3 Lesson 14 Answer Key Use Graphs to Solve Time and Measurement Word Problems
• Math Expressions Grade 3 Unit 3 Lesson 15 Answer Key Focus on Mathematical Practices

Math Expressions Grade 3 Homework and Remembering Volume 3 Answer Key | Math Expressions Common Core Grade 3 Volume 2 Answer Key

Unit 4 Multidigit Addition and Subtraction

• Math Expressions Grade 3 Unit 4 Lesson 1 Answer Key Make Place Value Drawings
• Math Expressions Grade 3 Unit 4 Lesson 2 Answer Key Build Numbers
• Math Expressions Grade 3 Unit 4 Lesson 3 Answer Key Place Value in Word Problems
• Math Expressions Grade 3 Unit 4 Lesson 4 Answer Key Practice with Place Value
• Math Expressions Grade 3 Unit 4 Lesson 5 Answer Key Round to the Nearest Hundred
• Math Expressions Grade 3 Unit 4 Lesson 6 Answer Key Round to the Nearest Ten
• Math Expressions Grade 3 Unit 4 Lesson 7 Answer Key Explore Multidigit Addition
• Math Expressions Grade 3 Unit 4 Lesson 8 Answer Key Discuss Addition Methods
• Math Expressions Grade 3 Unit 4 Lesson 9 Answer Key The Grouping Concept in Addition
• Math Expressions Grade 3 Unit 4 Lesson 10 Answer Key Practice Addition
• Math Expressions Grade 3 Unit 4 Lesson 11 Answer Key Ungroup to Subtract
• Math Expressions Grade 3 Unit 4 Lesson 12 Answer Key Subtract Across Zeros
• Math Expressions Grade 3 Unit 4 Lesson 13 Answer Key Discuss Methods of Subtracting
• Math Expressions Grade 3 Unit 4 Lesson 14 Answer Key Relate Addition and Subtraction
• Math Expressions Grade 3 Unit 4 Lesson 15 Answer Key Subtraction Practice
• Math Expressions Grade 3 Unit 4 Lesson 16 Answer Key Addition and Subtraction Practice
• Math Expressions Grade 3 Unit 4 Lesson 17 Answer Key Solve Word Problems
• Math Expressions Grade 3 Unit 4 Lesson 18 Answer Key Focus on Mathematical Practices

Unit 5 Write Equations to Solve Word Problems

• Math Expressions Grade 3 Unit 5 Lesson 1 Answer Key Addition and Subtraction Situations
• Math Expressions Grade 3 Unit 5 Lesson 2 Answer Key Word Problems with Unknown Addends or Unknown factors
• Math Expressions Grade 3 Unit 5 Lesson 3 Answer Key Word Problems with Unknown Starts
• Math Expressions Grade 3 Unit 5 Lesson 4 Answer Key Comparison Problems
• Math Expressions Grade 3 Unit 5 Lesson 5 Answer Key Comparison Problems with Misleading Language
• Math Expressions Grade 3 Unit 5 Lesson 6 Answer Key Word Problems with Extra, Hidden, or Not Enough Information
• Math Expressions Grade 3 Unit 5 Lesson 7 Answer Key Write First Step Questions for Two-Step Problems
• Math Expressions Grade 3 Unit 5 Lesson 8 Answer Key Solve Two-Step Word Problems
• Math Expressions Grade 3 Unit 5 Lesson 9 Answer Key Equations and Two-Step Word Problems
• Math Expressions Grade 3 Unit 5 Lesson 10 Answer Key Practice with Two-Step Word Problems
• Math Expressions Grade 3 Unit 5 Lesson 11 Answer Key Focus on Mathematical Practices

Unit 6 Polygons, Perimeter, and Area

• Math Expressions Grade 3 Unit 6 Lesson 1 Answer Key Triangles
• Math Expressions Grade 3 Unit 6 Lesson 2 Answer Key Parallelograms, Rectangles, Squares, and Rhombuses
• Math Expressions Grade 3 Unit 6 Lesson 3 Answer Key Draw Quadrilaterals
• Math Expressions Grade 3 Unit 6 Lesson 4 Answer Key Classify Quadrilaterals
• Math Expressions Grade 3 Unit 6 Lesson 5 Answer Key Perimeter and Area
• Math Expressions Grade 3 Unit 6 Lesson 6 Answer Key Side Lengths with Area and Perimeter
• Math Expressions Grade 3 Unit 6 Lesson 7 Answer Key Compare Areas and Perimeters
• Math Expressions Grade 3 Unit 6 Lesson 8 Answer Key Area of Rectilinear Figures
• Math Expressions Grade 3 Unit 6 Lesson 9 Answer Key Solve Perimeter and Area Problems
• Math Expressions Grade 3 Unit 6 Lesson 10 Answer Key Tangram Shapes and Area
• Math Expressions Grade 3 Unit 6 Lesson 11 Answer Key Focus on Mathematical Practices

Unit 7 Explore Fractions

• Math Expressions Grade 3 Unit 7 Lesson 1 Answer Key Understand Fractions
• Math Expressions Grade 3 Unit 7 Lesson 2 Answer Key Model Fractions
• Math Expressions Grade 3 Unit 7 Lesson 3 Answer Key Locate Fractions on the Number Line
• Math Expressions Grade 3 Unit 7 Lesson 4 Answer Key Compare Unit Fractions
• Math Expressions Grade 3 Unit 7 Lesson 5 Answer Key Compare Fractions
• Math Expressions Grade 3 Unit 7 Lesson 6 Answer Key Introduce Equivalence
• Math Expressions Grade 3 Unit 7 Lesson 7 Answer Key Equivalent Fractions
• Math Expressions Grade 3 Unit 7 Lesson 8 Answer Key Problem Solving with Fractions
• Math Expressions Grade 3 Unit 7 Lesson 9 Answer Key Focus on Mathematical Practices

Math Expressions Common Core Grade 2 Homework and Remembering Answer Key

Math Expressions Grade 2 Homework and Remembering Volume 1 Answer Key | Math Expressions Common Core Grade 2 Volume 1 Answer Key

Unit 1 Addition and Subtraction Within 20

• Math Expressions Grade 2 Unit 1 Lesson 1 Answer Key Represent Addition and Subtraction
• Math Expressions Grade 2 Unit 1 Lesson 2 Answer Key Relate Addition and Subtraction
• Math Expressions Grade 2 Unit 1 Lesson 3 Answer Key Make-a-Ten Strategies
• Math Expressions Grade 2 Unit 1 Lesson 4 Answer Key Relate Unknown Addends and Subtraction
• Math Expressions Grade 2 Unit 1 Lesson 5 Answer Key More Practice with Unknown Addends and Teen Totals
• Math Expressions Grade 2 Unit 1 Lesson 6 Answer Key Odd and Even Numbers
• Math Expressions Grade 2 Unit 1 Lesson 7 Answer Key Strategies Using Doubles
• Math Expressions Grade 2 Unit 1 Lesson 8 Answer Key Equations, Equation Chains, and Vertical Form
• Math Expressions Grade 2 Unit 1 Lesson 9 Answer Key Add Three or Four Addends
• Math Expressions Grade 2 Unit 1 Lesson 10 Answer Key Add To and Take From Word Problems
• Math Expressions Grade 2 Unit 1 Lesson 11 Answer Key Add To and Take From Problems – Unknown in All Positions
• Math Expressions Grade 2 Unit 1 Lesson 12 Answer Key Put Together/Take Apart Problems
• Math Expressions Grade 2 Unit 1 Lesson 13 Answer Key Special Put Together/Take Apart Problems
• Math Expressions Grade 2 Unit 1 Lesson 14 Answer Key Compare Word Problems
• Math Expressions Grade 2 Unit 1 Lesson 15 Answer Key More Compare Word Problems
• Math Expressions Grade 2 Unit 1 Lesson 16 Answer Key Mixed Word Problems
• Math Expressions Grade 2 Unit 1 Lesson 17 Answer Key Problems with Not Enough, Extra, or Hidden Information
• Math Expressions Grade 2 Unit 1 Lesson 18 Answer Key More Complex Compare Problems
• Math Expressions Grade 2 Unit 1 Lesson 19 Answer Key Two-Step Word Problems
• Math Expressions Grade 2 Unit 1 Lesson 20 Answer Key Mixed Word Problems
• Math Expressions Grade 2 Unit 1 Lesson 21 Answer Key Focus on Mathematical Practices

Unit 2 Addition Within 200

• Math Expressions Grade 2 Unit 2 Lesson 1 Answer Key Ones, Tens, and Hundreds
• Math Expressions Grade 2 Unit 2 Lesson 2 Answer Key Draw Quick Tens and Quick Hundreds
• Math Expressions Grade 2 Unit 2 Lesson 3 Answer Key Represent Numbers in Different Ways
• Math Expressions Grade 2 Unit 2 Lesson 4 Answer Key Combine Ones, Tens, and Hundreds
• Math Expressions Grade 2 Unit 2 Lesson 5 Answer Key Compare Numbers within 200
• Math Expressions Grade 2 Unit 2 Lesson 6 Answer Key Explore 2-Digit Addition
• Math Expressions Grade 2 Unit 2 Lesson 7 Answer Key Addition – Show All Totals Method
• Math Expressions Grade 2 Unit 2 Lesson 8 Answer Key Addition – New Groups Below Method
• Math Expressions Grade 2 Unit 2 Lesson 9 Answer Key Practice Addition with Sums over 100
• Math Expressions Grade 2 Unit 2 Lesson 10 Answer Key Choose an Addition Method
• Math Expressions Grade 2 Unit 2 Lesson 11 Answer Key Buy with Pennies and Dimes
• Math Expressions Grade 2 Unit 2 Lesson 12 Answer Key Pennies, Nickels, and Dimes
• Math Expressions Grade 2 Unit 2 Lesson 13 Answer Key Fluency: Addition Within 100
• Math Expressions Grade 2 Unit 2 Lesson 14 Answer Key Add Three or Four 2-Digit Addends
• Math Expressions Grade 2 Unit 2 Lesson 15 Answer Key Focus on Mathematical Practices

Unit 3 Length and Shapes

• Math Expressions Grade 2 Unit 3 Lesson 1 Answer Key Measure Length
• Math Expressions Grade 2 Unit 3 Lesson 2 Answer Key Recognize and Draw Shapes
• Math Expressions Grade 2 Unit 3 Lesson 3 Answer Key Estimate and Measure
• Math Expressions Grade 2 Unit 3 Lesson 4 Answer Key Draw, Estimate, and Measure
• Math Expressions Grade 2 Unit 3 Lesson 5 Answer Key Draw Using Faces
• Math Expressions Grade 2 Unit 3 Lesson 6 Answer Key Estimate and Measure with Centimeters
• Math Expressions Grade 2 Unit 3 Lesson 7 Answer Key Estimate and Measure with Inches
• Math Expressions Grade 2 Unit 3 Lesson 8 Answer Key Measure for and Make Line Plots
• Math Expressions Grade 2 Unit 3 Lesson 9 Answer Key Focus on Mathematical Practices

Math Expressions Grade 2 Homework and Remembering Volume 3 Answer Key | Math Expressions Common Core Grade 2 Volume 2 Answer Key

Unit 4 Subtract 2-Digit Numbers

• Math Expressions Grade 2 Unit 4 Lesson 1 Answer Key Explore Quarters
• Math Expressions Grade 2 Unit 4 Lesson 2 Answer Key Explore Dollars
• Math Expressions Grade 2 Unit 4 Lesson 3 Answer Key Addends and Subtraction
• Math Expressions Grade 2 Unit 4 Lesson 4 Answer Key Subtraction Word Problems
• Math Expressions Grade 2 Unit 4 Lesson 5 Answer Key Two Methods of Subtraction
• Math Expressions Grade 2 Unit 4 Lesson 6 Answer Key Practice and Explain a Method
• Math Expressions Grade 2 Unit 4 Lesson 7 Answer Key Subtract from 200
• Math Expressions Grade 2 Unit 4 Lesson 8 Answer Key Ungroup from the Left or from the Right
• Math Expressions Grade 2 Unit 4 Lesson 9 Answer Key Zero in the Ones or Tens Place
• Math Expressions Grade 2 Unit 4 Lesson 10 Answer Key Model Subtraction with Money
• Math Expressions Grade 2 Unit 4 Lesson 11 Answer Key Fluency: Subtraction Within 100
• Math Expressions Grade 2 Unit 4 Lesson 12 Answer Key Word Problems with Addition and Subtraction
• Math Expressions Grade 2 Unit 4 Lesson 13 Answer Key Equations with Greater Numbers
• Math Expressions Grade 2 Unit 4 Lesson 14 Answer Key Practice Addition and Subtraction
• Math Expressions Grade 2 Unit 4 Lesson 15 Answer Key Buy and Sell with One Dollar
• Math Expressions Grade 2 Unit 4 Lesson 16 Answer Key Word Problems with Unknown Addends
• Math Expressions Grade 2 Unit 4 Lesson 17 Answer Key More Word Problems with Unknown Addends
• Math Expressions Grade 2 Unit 4 Lesson 18 Answer Key Start Unknown Problems
• Math Expressions Grade 2 Unit 4 Lesson 19 Answer Key Compare Word Problems
• Math Expressions Grade 2 Unit 4 Lesson 20 Answer Key Mixed Word Problems
• Math Expressions Grade 2 Unit 4 Lesson 21 Answer Key Two-Step Problems
• Math Expressions Grade 2 Unit 4 Lesson 22 Answer Key More Two-Step Word Problems
• Math Expressions Grade 2 Unit 4 Lesson 23 Answer Key Focus on Mathematical Practices

Unit 5 Time, Graphs, and Word Problems

• Math Expressions Grade 2 Unit 5 Lesson 1 Answer Key Hours and A.M. or P.M
• Math Expressions Grade 2 Unit 5 Lesson 2 Answer Key Hours and Minutes
• Math Expressions Grade 2 Unit 5 Lesson 3 Answer Key Discuss Picture Graphs
• Math Expressions Grade 2 Unit 5 Lesson 4 Answer Key Read Picture Graphs
• Math Expressions Grade 2 Unit 5 Lesson 5 Answer Key Introduce Bar Graphs
• Math Expressions Grade 2 Unit 5 Lesson 6 Answer Key Read Bar Graphs
• Math Expressions Grade 2 Unit 5 Lesson 7 Answer Key Solve Problems Using a Bar Graph
• Math Expressions Grade 2 Unit 5 Lesson 8 Answer Key Collect and Graph Data
• Math Expressions Grade 2 Unit 5 Lesson 9 Answer Key Make Graphs and Interpret Data
• Math Expressions Grade 2 Unit 5 Lesson 10 Answer Key Focus on Mathematical Practices

3-Digit Addition and Subtraction

• Math Expressions Grade 2 Unit 6 Lesson 1 Answer Key Count Numbers to 1,000
• Math Expressions Grade 2 Unit 6 Lesson 2 Answer Key Place Value
• Math Expressions Grade 2 Unit 6 Lesson 3 Answer Key Compare Numbers Within 999
• Math Expressions Grade 2 Unit 6 Lesson 4 Answer Key Count by Ones and by Tens
• Math Expressions Grade 2 Unit 6 Lesson 5 Answer Key Add Ones, Tens, and Hundreds
• Math Expressions Grade 2 Unit 6 Lesson 6 Answer Key 3-Digit Addition
• Math Expressions Grade 2 Unit 6 Lesson 7 Answer Key Discuss 3-Digit Addition
• Math Expressions Grade 2 Unit 6 Lesson 8 Answer Key Word Problems: Unknown Addends
• Math Expressions Grade 2 Unit 6 Lesson 9 Answer Key Subtract from Hundreds Numbers
• Math Expressions Grade 2 Unit 6 Lesson 10 Answer Key Subtract from Numbers with Zeros
• Math Expressions Grade 2 Unit 6 Lesson 11 Answer Key Subtract from Any 3-Digit Number
• Math Expressions Grade 2 Unit 6 Lesson 12 Answer Key Practice Ungrouping
• Math Expressions Grade 2 Unit 6 Lesson 13 Answer Key Relationships Between Addition and Subtraction Methods
• Math Expressions Grade 2 Unit 6 Lesson 14 Answer Key Mixed Addition and Subtraction Word Problems
• Math Expressions Grade 2 Unit 6 Lesson 15 Answer Key Focus on Mathematical Practices

Unit 7 Arrays, Equal Shares, and Adding or Subtracting

• Math Expressions Grade 2 Unit 7 Lesson 1 Answer Key Arrays, Partitioned Rectangles, and Equal Shares
• Math Expressions Grade 2 Unit 7 Lesson 2 Answer Key Find Equal Shares
• Math Expressions Grade 2 Unit 7 Lesson 3 Answer Key Length Word Problems and Number Line Diagrams
• Math Expressions Grade 2 Unit 7 Lesson 4 Answer Key Add Three and Four Lengths
• Math Expressions Grade 2 Unit 7 Lesson 5 Answer Key More Length Word Problems
• Math Expressions Grade 2 Unit 7 Lesson 6 Answer Key Focus on Mathematical Practices

Math Expressions Common Core Grade 1 Homework and Remembering Answer Key

Math Expressions Grade 1 Homework and Remembering Volume 1 Answer Key | Math Expressions Common Core Grade 1 Volume 1 Answer Key

Unit 1 Partners and Number Patterns Through 10

• Math Expressions Grade 1 Unit 1 Lesson 1 Answer Key Discuss Numbers 1 – 10
• Math Expressions Grade 1 Unit 1 Lesson 2 Answer Key Visualize Numbers as a 5-Group and Ones
• Math Expressions Grade 1 Unit 1 Lesson 3 Answer Key Partners of 2 Through 5
• Math Expressions Grade 1 Unit 1 Lesson 4 Answer Key Partners of 6
• Math Expressions Grade 1 Unit 1 Lesson 5 Answer Key Partners of 7
• Math Expressions Grade 1 Unit 1 Lesson 6 Answer Key Partners of 8
• Math Expressions Grade 1 Unit 1 Lesson 7 Answer Key Partners of 9
• Math Expressions Grade 1 Unit 1 Lesson 8 Answer Key Partners of 10
• Math Expressions Grade 1 Unit 1 Lesson 9 Answer Key Focus on Mathematical Practices

Unit 2 Addition and Subtraction Strategies

• Math Expressions Grade 1 Unit 2 Lesson 1 Answer Key Represent Addition
• Math Expressions Grade 1 Unit 2 Lesson 2 Answer Key Addition with Circle Drawings
• Math Expressions Grade 1 Unit 2 Lesson 3 Answer Key Addition Equations
• Math Expressions Grade 1 Unit 2 Lesson 4 Answer Key Addition Equations and Stories
• Math Expressions Grade 1 Unit 2 Lesson 5 Answer Key Explore Solution Methods
• Math Expressions Grade 1 Unit 2 Lesson 6 Answer Key Addition Strategies: Counting On
• Math Expressions Grade 1 Unit 2 Lesson 7 Answer Key Count On from the Greater Number
• Math Expressions Grade 1 Unit 2 Lesson 8 Answer Key Addition Game: Unknown Totals
• Math Expressions Grade 1 Unit 2 Lesson 9 Answer Key Practice Counting On
• Math Expressions Grade 1 Unit 2 Lesson 10 Answer Key Represent Subtraction
• Math Expressions Grade 1 Unit 2 Lesson 11 Answer Key Subtraction with Drawings and Equations
• Math Expressions Grade 1 Unit 2 Lesson 12 Answer Key Practice with Subtraction
• Math Expressions Grade 1 Unit 2 Lesson 13 Answer Key Generate Subtraction Problems
• Math Expressions Grade 1 Unit 2 Lesson 14 Answer Key Relate Addition and Subtraction
• Math Expressions Grade 1 Unit 2 Lesson 15 Answer Key Mixed Practice with Equations
• Math Expressions Grade 1 Unit 2 Lesson 16 Answer Key Focus on Mathematical Practices

Unit 3 Unknown Numbers in Addition and Subtraction

• Math Expressions Grade 1 Unit 3 Lesson 1 Answer Key Explore Unknowns
• Math Expressions Grade 1 Unit 3 Lesson 2 Answer Key Problems with Unknown Partners
• Math Expressions Grade 1 Unit 3 Lesson 3 Answer Key Solve Equations with Unknown Partners
• Math Expressions Grade 1 Unit 3 Lesson 4 Answer Key Addition Game: Unknown Partners
• Math Expressions Grade 1 Unit 3 Lesson 5 Answer Key Practice with Unknown Partners
• Math Expressions Grade 1 Unit 3 Lesson 6 Answer Key Subtraction Strategies
• Math Expressions Grade 1 Unit 3 Lesson 7 Answer Key Subtraction Stories and Games
• Math Expressions Grade 1 Unit 3 Lesson 8 Answer Key Practice with Subtraction Stories
• Math Expressions Grade 1 Unit 3 Lesson 9 Answer Key Relate Addition and Subtraction Situations
• Math Expressions Grade 1 Unit 3 Lesson 10 Answer Key Solve Mixed Problems
• Math Expressions Grade 1 Unit 3 Lesson 11 Answer Key Practice with Mixed Problems
• Math Expressions Grade 1 Unit 3 Lesson 12 Answer Key Focus on Mathematical Practices

Unit 4 Place Value Concepts

• Math Expressions Grade 1 Unit 4 Lesson 1 Answer Key Introduction to Tens Groupings
• Math Expressions Grade 1 Unit 4 Lesson 2 Answer Key Explore Teen Numbers
• Math Expressions Grade 1 Unit 4 Lesson 3 Answer Key Represent and Compare Teen Numbers
• Math Expressions Grade 1 Unit 4 Lesson 4 Answer Key Visualize Teen Addition
• Math Expressions Grade 1 Unit 4 Lesson 5 Answer Key Teen Addition Strategies
• Math Expressions Grade 1 Unit 4 Lesson 6 Answer Key Investigate Doubles
• Math Expressions Grade 1 Unit 4 Lesson 7 Answer Key Understand Tens and Ones
• Math Expressions Grade 1 Unit 4 Lesson 8 Answer Key Integrate Tens and Ones
• Math Expressions Grade 1 Unit 4 Lesson 9 Answer Key Practice Grouping Ones into Tens
• Math Expressions Grade 1 Unit 4 Lesson 10 Answer Key Add with Groups of Ten
• Math Expressions Grade 1 Unit 4 Lesson 11 Answer Key Practice with Tens and Ones
• Math Expressions Grade 1 Unit 4 Lesson 12 Answer Key Use Place Value to Compare Numbers
• Math Expressions Grade 1 Unit 4 Lesson 13 Answer Key Add Tens or Ones
• Math Expressions Grade 1 Unit 4 Lesson 14 Answer Key Mixed Addition with Tens and Ones
• Math Expressions Grade 1 Unit 4 Lesson 15 Answer Key Counting On Strategy: 2-Digit Numbers
• Math Expressions Grade 1 Unit 4 Lesson 16 Answer Key Practice with 2-Digit Numbers
• Math Expressions Grade 1 Unit 4 Lesson 17 Answer Key 2-Digit Addition Games
• Math Expressions Grade 1 Unit 4 Lesson 18 Answer Key Focus on Mathematical Practices

Math Expressions Grade 1 Homework and Remembering Volume 3 Answer Key | Math Expressions Common Core Grade 1 Volume 2 Answer Key

Unit 5 Place Value Situations

• Math Expressions Grade 1 Unit 5 Lesson 1 Answer Key Unknown Partners with Teen Totals
• Math Expressions Grade 1 Unit 5 Lesson 2 Answer Key Subtraction with Teen Numbers
• Math Expressions Grade 1 Unit 5 Lesson 3 Answer Key Mixed Practice with Teen Problems
• Math Expressions Grade 1 Unit 5 Lesson 4 Answer Key Small Group Practice with Teen Problems
• Math Expressions Grade 1 Unit 5 Lesson 5 Answer Key Teen Problems with Various Unknowns
• Math Expressions Grade 1 Unit 5 Lesson 6 Answer Key Problems with Three Addends
• Math Expressions Grade 1 Unit 5 Lesson 7 Answer Key Count with Groups of 10
• Math Expressions Grade 1 Unit 5 Lesson 8 Answer Key Numbers Through 120
• Math Expressions Grade 1 Unit 5 Lesson 9 Answer Key Add and Subtract Tens
• Math Expressions Grade 1 Unit 5 Lesson 10 Answer Key Add and Subtract Multiples of 10
• Math Expressions Grade 1 Unit 5 Lesson 11 Answer Key Focus on Mathematical Practices

Unit 6 Comparisons and Data

• Math Expressions Grade 1 Unit 6 Lesson 1 Answer Key Explore Representing Data
• Math Expressions Grade 1 Unit 6 Lesson 2 Answer Key Organize Categorical Data
• Math Expressions Grade 1 Unit 6 Lesson 3 Answer Key Use Stair Steps to Represent Data
• Math Expressions Grade 1 Unit 6 Lesson 4 Answer Key Data Sets with Three Categories
• Math Expressions Grade 1 Unit 6 Lesson 5 Answer Key Data Collecting
• Math Expressions Grade 1 Unit 6 Lesson 6 Answer Key Introduce Comparison Bars
• Math Expressions Grade 1 Unit 6 Lesson 7 Answer Key Comparison Bars and Comparing Language
• Math Expressions Grade 1 Unit 6 Lesson 8 Answer Key Solve Compare Problems
• Math Expressions Grade 1 Unit 6 Lesson 9 Answer Key Focus on Mathematical Practices

Unit 7 Geometry, Measurement, and Equal Shares

• Math Expressions Grade 1 Unit 7 Lesson 1 Answer Key Introduction to Time
• Math Expressions Grade 1 Unit 7 Lesson 2 Answer Key Tell and Write Time in Hours
• Math Expressions Grade 1 Unit 7 Lesson 3 Answer Key Time in Our Day
• Math Expressions Grade 1 Unit 7 Lesson 4 Answer Key Tell and Write Time in Half-Hours
• Math Expressions Grade 1 Unit 7 Lesson 5 Answer Key Practice Telling and Writing Time
• Math Expressions Grade 1 Unit 7 Lesson 6 Answer Key Squares and Other Rectangles
• Math Expressions Grade 1 Unit 7 Lesson 7 Answer Key Triangles and Circles
• Math Expressions Grade 1 Unit 7 Lesson 8 Answer Key Equal Shares
• Math Expressions Grade 1 Unit 7 Lesson 9 Answer Key Compose 2-Dimensional Shapes
• Math Expressions Grade 1 Unit 7 Lesson 10 Answer Key 3-Dimensional Shapes
• Math Expressions Grade 1 Unit 7 Lesson 11 Answer Key Compose 3-Dimensional Shapes
• Math Expressions Grade 1 Unit 7 Lesson 12 Answer Key Order by Length
• Math Expressions Grade 1 Unit 7 Lesson 13 Answer Key Measure with Length Units
• Math Expressions Grade 1 Unit 7 Lesson 14 Answer Key Focus on Mathematical Practices

Unit 8 Two-Digit Addition

• Math Expressions Grade 1 Unit 8 Lesson 1 Answer Key Explore 2-Digit Addition
• Math Expressions Grade 1 Unit 8 Lesson 2 Answer Key Methods of 2-Digit Addition
• Math Expressions Grade 1 Unit 8 Lesson 3 Answer Key Addition of Tens and Ones
• Math Expressions Grade 1 Unit 8 Lesson 4 Answer Key Discuss Solution Methods
• Math Expressions Grade 1 Unit 8 Lesson 5 Answer Key Practice 2-Digit Addition
• Math Expressions Grade 1 Unit 8 Lesson 6 Answer Key Focus on Mathematical Practices

Math Expressions Common Core Kindergarten Homework and Remembering Answer Key

Math Expressions Kindergarten Homework and Remembering Volume 1 Answer Key | Math Expressions Common Core Grade K Volume 1 Answer Key

• Math Expressions Grade K Unit 1 Answer Key Understand Numbers 1 – 10
• Math Expressions Grade K Unit 2 Answer Key 5-Groups in Numbers 6 – 10
• Math Expressions Grade K Unit 3 Answer Key Teen Numbers as Tens and Ones

Math Expressions Kindergarten Homework and Remembering Volume 3 Answer Key | Math Expressions Common Core Grade K Volume 2 Answer Key

• Math Expressions Grade K Unit 4 Answer Key Partners, Problem Drawings, and Tens
• Math Expressions Grade K Unit 5 Answer Key Consolidation of Concepts