Lesson 17
Fraction Multiplication and Division Situations
Lesson Purpose
The purpose of this lesson is for students to solve multiplication and division problems with fractions with an emphasis on making sense of the problems and the operation needed to solve them.
Lesson Narrative
Earlier in this unit students learned how to multiply and how to divide a whole number by a unit fraction or a unit fraction by a whole number. In this lesson, they solve a variety of problems some of which encourage representing and solving with a specific operation.
 Engagement
Activity 1: Info Gap: Tiles
Learning Goals
Teacher Facing
 Solve problems involving multiplication and division with fractions.
Student Facing
 Let’s solve problems involving multiplying and dividing fractions.
Required Materials
Materials to Copy
 Info Gap: Tiles
Required Preparation
Activity 1:
 Create a set of cards from the blackline master for each group of 2.
Lesson Timeline
Warmup  10 min 
Activity 1  20 min 
Activity 2  15 min 
Lesson Synthesis  10 min 
Cooldown  5 min 
Teacher Reflection Questions
Think about a recent time from class when your students were confused. What did you do to support them in reasoning about their confusion together as a community of learners?
Suggested Centers
 Compare (1–5), Stage 8: Divide Fractions and Whole Numbers (Addressing)
 Rolling for Fractions (3–5), Stage 5: Divide Unit Fractions and Whole Numbers (Addressing)
 How Close? (1–5), Stage 6: Multiply to 3,000 (Supporting)
Print Formatted Materials
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Additional Resources
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