Unit 4: Making Sense of Multiplication and Division

Lesson 1:  Multiplication Strategies

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3rd Grade Unpacking Document

• I can review and discuss multiplication strategies learned in Unit 1, focusing on arrays as an efficient strategy 

• I can model and explain strategies for given multiplication situations.

• Video Links

  • WCPSS: Multiplication Arrays

Lesson 2:  The Meaning of Factors

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3rd Grade Unpacking Document

• I can review and discuss the meaning of factors and commutativity.

• I can solve multiplication problems using multiple strategies.  

• Virtual Manipulatives

  • Factorize 

Lesson 3:  Knots 3 Act Task

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3rd Grade Unpacking Document

• I can solve a real-world division problem using self-invented strategies.

• I can share strategies with others and discuss the meaning of division. 

• Video Links

  • WCPSS: Discovering Division

  • BrainPop: Division

Lesson 4:  Partitive Division

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3rd Grade Unpacking Document

• I can solve partitive division problems (number of objects in each group unknown) using multiple strategies and connect division to multiplication. 

• I can use formal division terms and notation.

• Video Links

  • WCPSS: Discovering Division

  • WCPSS: Partition Model as Division

  • BrainPop: Division

Lesson 5:  Measurement Division

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3rd Grade Unpacking Document

• I can solve measurement division problems (number of groups unknown) using multiple strategies and connect division to multiplication. 

• I can practice using formal division terms and notation. 

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Lesson 6:  Fluency with 4s

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3rd Grade Unpacking Document

• I can gain fluency with multiplying by 4 as a factor.

• I can connect my prior learning of multiplying by 2 as a factor by decomposing 4 into 2 x 2. 

• Video Links

  • WCPSS: Multiplication Using Equal Groups

• Technology Links

  • Math Trainer Multiplication 

  • Math Flash Cards (untimed)

  • Basketball

• Virtual Manipulatives

  • Multiplication Chart

  • Two Color Counters

Lesson 7:  Fluency with 3s and 6s

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3rd Grade Unpacking Document

• I can gain fluency with multiplying by 3 and 6 as factors.

• I can make connections between multiplying by 3 as a factor and multiplying by 6 as a factor.  

• Video Links

  • WCPSS: Multiplication Using Equal Groups

• Technology Links

  • Math Trainer Multiplication 

  • Math Flash Cards (untimed)

  • Basketball

• Virtual Manipulatives

  • Multiplication Chart

  • Two Color Counters

Lesson 8:  More Practice with 3s and 6s

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3rd Grade Unpacking Document

• I can continue to gain fluency with multiplying by 3 and 6 as factors. 

• I can use the Associative and Distributive Properties as strategies for using facts I know to solve larger multiplication problems. 

• Video Links

  • WCPSS: Associative Property of Multiplication

  • WCPSS: Distributive Property of Multiplication

• Technology Links

  • Math Trainer Multiplication 

  • Math Flash Cards (untimed)

  • Basketball

• Virtual Manipulatives

  • Multiplication Chart

Lesson 9:  Solving Mixed Story Problems

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3rd Grade Unpacking Document

• I can solve story problems with multiplication and division situations.

• I can represent each situation with an equation that contains a symbol or letter for the unknown number.  

• Virtual Manipulatives

  • Thinking Blocks 

Lesson 10:  Multiplication and Division Grapple

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3rd Grade Unpacking Document

• I can analyze and critique the reasoning of others in multiplication and division story problems. 

• I can solve story problems with multiplication and division situations. 

• Virtual Manipulatives

  • Multiplication Chart

Lesson 11: Fluency with 7s

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3rd Grade Unpacking Document

• I can gain fluency with multiplying by 7 as a factor.

• I can use various strategies to solve problems with 7s, including using known facts and the Distributive and Associative Properties of Multiplication. 

• Video Links

  • WCPSS: Associative Property of Multiplication

  • WCPSS: Distributive Property of Multiplication

• Technology Links

  • Math Trainer Multiplication 

  • Math Flash Cards (untimed)

  • Basketball

• Virtual Manipulatives

  • Hundreds Chart

  • Multiplication Chart

  • Square Inch Tiles

Lesson 12:  More Practice with 7s

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3rd Grade Unpacking Document

• I can gain fluency with multiplying by 7 as a factor. 

• I can use various strategies to collaboratively solve problems with 7s. 

• Technology Links

  • Math Trainer Multiplication 

  • Math Flash Cards (untimed)

  • Basketball

• Virtual Manipulatives

  • Multiplication Chart

  • Square Inch Tiles

Lesson 13:  Fluency with 8s

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3rd Grade Unpacking Document

• I can gain fluency with multiplying by 8 as a factor.

• I can use various strategies to solve problems with 8s, including using known facts and the Distributive and Associative Properties of Multiplication. 

• Video Links

  • WCPSS: Associative Property of Multiplication

  • WCPSS: Distributive Property of Multiplication

• Technology Links

  • Math Trainer Multiplication 

  • Math Flash Cards (untimed)

  • Basketball

• Virtual Manipulatives

  • Multiplication Chart

  • Two Color Counters

Lesson 14:  More Practice with 8s

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3rd Grade Unpacking Document

• I can gain fluency with multiplying by 8 as a factor. 

• I can use various strategies to collaboratively solve problems with 8s. 

• Technology Links

  • Math Trainer Multiplication 

  • Math Flash Cards (untimed)

  • Basketball

• Virtual Manipulatives

  • Multiplication Chart

Lesson 15:  Fluency with 9s

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3rd Grade Unpacking Document

• I can gain fluency with multiplying by 9 as a factor. 

• I can use various strategies to solve problems with 9s, including using known facts and the Distributive and Associative Properties of Multiplication. 

• Video Links

  • WCPSS: Associative Property of Multiplication

  • WCPSS: Distributive Property of Multiplication

• Technology Links

  • Math Trainer Multiplication 

  • Math Flash Cards (untimed)

  • Basketball

• Virtual Manipulatives

  • Hundreds Chart

  • Multiplication Chart

  • Two Color Counters

Lesson 16:  More Practice with 9s

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3rd Grade Unpacking Document

• I can gain fluency with multiplying by 9 as a factor. 

• I can use various strategies to collaboratively solve problems with 9s. 

• Video Links

  • Multiply by 9 Finger Trick

• Technology Links

  • Math Trainer Multiplication 

  • Math Flash Cards (untimed)

  • Basketball

• Virtual Manipulatives

  • Multiplication Chart

Lesson 17:  Fluency with 0s and 1s

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3rd Grade Unpacking Document

• I can gain a conceptual understanding of what it means to multiply and/or divide numbers by 0 and 1. 

• Technology Links

  • Dividing by Zero

  • Quizlet Multiplication Vocabulary 

• Virtual Manipulatives

  • Multiplication Chart

Lesson 18: Multiplication Poems (Day 1 of 2)

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3rd Grade Unpacking Document

• I can apply multiplication and division strategies to create a multiplication strategies book based on a mentor text. 

• Technology Links

  • Greg Tang Math

Lesson 19:  Multiplication Poems (Day 2 of 2)

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3rd Grade Unpacking Document

• I can apply multiplication and division strategies to create a multiplication strategies book based on a mentor text. 

• Technology Links

  • Greg Tang Math

Lesson 20:  Two Step Story Problems

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3rd Grade Unpacking Document

• I can apply my understanding of multiplication, addition, and subtraction to solve two-step story problems. 

• None

Lesson 21:  Collaborative Two Step Story Problems

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3rd Grade Unpacking Document

• I can apply my understanding of multiplication, addition, and subtraction to solve two-step story problems. 

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Lesson 22:  More Two Step Story Problems

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3rd Grade Unpacking Document

• I can apply my understanding of multiplication, addition, and subtraction to solve two-step story problems. 

• • None

Lesson 23:  Multiplying by Multiples of 10

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3rd Grade Unpacking Document

• I can apply my understanding of multiplication and place value to multiply a one-digit number by a multiple of 10. 

• Virtual Manipulatives

  • Number Pieces

Lesson 24:  Party Planning with Multiples of 10

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3rd Grade Unpacking Document

• I can apply my understanding of multiplication, properties of multiplication, and place value to multiply a one-digit number by a multiple of 10. 

• None

Lesson 25:  Putting it All Together

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3rd Grade Unpacking Document

• I can apply my understanding of multiplication, addition, and subtraction to solve two-step story problems. 

• None

Lesson 26:  Connect Four! Solving Story Problems

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3rd Grade Unpacking Document

• I can apply my understanding of multiplication, addition, and subtraction to solve two-step story problems. 

• Virtual Manipulatives

  • Two Color Counters

  • Dice