1. Module 4 Lesson 2 The Relationship of Multiplication and Division.notebook
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March 10, 2014
Problem Set Lesson 1 Answers

2. Module 4 Lesson 2 The Relationship of Multiplication and Division.notebook
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MODULE 4 Expressions and Equaons
Topic A: Relaonships of the Operaons
Lesson 2: The Relaonship of Mulplicaon and
Division

3. Module 4 Lesson 2 The Relationship of Multiplication and Division.notebook
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Classwork
Opening Exercise
Draw a pictorial representaon of the division and mulplicaon problems using a
tape diagram.
a. 8 ÷ 2
b. 3 x 2

4. Module 4 Lesson 2 The Relationship of Multiplication and Division.notebook
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§ Build a tape diagram to represent 9 units.
§ Divide the 9 units into three equal groups.
§ Write an expression to represent the process we modeled with the tape diagram.
§ Evaluate the expression.

5. Module 4 Lesson 2 The Relationship of Multiplication and Division.notebook
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What would it look like to mulply 3 by 3?
Let's alter our original expression 9 ÷3 to create an expression that represents what we did with the
tape diagram.
Evaluate the expression

6. Module 4 Lesson 2 The Relationship of Multiplication and Division.notebook
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What do you noce about the expression of the tape
diagram?
When we divide by one number then mulply by
the same number, we end up with our original
number.
Write a number sentence, using variables, to represent
the idenes we demonstrated with tape diagrams.
a ÷ b x b = a

7. Module 4 Lesson 2 The Relationship of Multiplication and Division.notebook
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The relaonships of addion and
subtracon are similar to the
relaonship of mulplicaon and
division because both
relaonships create idenes.

8. Module 4 Lesson 2 The Relationship of Multiplication and Division.notebook
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Please take out your exit ticket for Lesson 9, close your
binder, and complete the exit ticket. This will be collected.
SPRINTS ~ ROUND 1
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9. Module 4 Lesson 2 The Relationship of Multiplication and Division.notebook
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SPRINTS ~ ROUND 1 p. 2

10. Module 4 Lesson 2 The Relationship of Multiplication and Division.notebook
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March 10, 2014
SPRINTS ~ ROUND 2

11. Module 4 Lesson 2 The Relationship of Multiplication and Division.notebook
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SPRINTS ~ ROUND 2 p. 2