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Math · Grade 5 Math · Unit 3
Unit 3: Multiplying and Dividing Fractions
Students extend multiplication and division of whole numbers to multiply fractions by fractions and divide a whole number and a unit fraction.
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Unit
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Concept
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Practice
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Advanced
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What this unit covers
A Fraction Multiplication · 9 lessons
Goals
- Recognize that the product of two fractions can be found by multiplying numerators and multiplying denominators.
- Represent and describe multiplication of a fraction by a fraction using area concepts.
Lessons
- One Piece of One Part
- Represent Unit Fraction Multiplication
- Multiply Unit Fractions
- Situations about Multiplying Fractions
- Multiply a Unit Fraction by a Non-Unit Fraction
- Multiply Fractions
- Generalize Fraction Multiplication
- Work with Mixed Numbers
- Apply Fraction Multiplication
B Fraction Division · 7 lessons
Goals
- Divide a unit fraction by a whole number using whole-number division concepts.
- Divide a whole number by a unit fraction using whole-number division concepts.
Lessons
- Concepts of Division (Optional)
- Divide Unit Fractions by Whole Numbers
- Represent Division of Unit Fractions by Whole Numbers
- Divide Whole Numbers by Unit Fractions
- Represent Division of Whole Numbers by Unit Fractions
- Fraction Division Situations
- Reason about Quotients
C Problem Solving with Fractions · 4 lessons
Goals
- Solve problems involving fraction multiplication and division.
Lessons
- Fraction Multiplication and Division Situations
- Represent Situations with Multiplication and Division
- Fraction Games
- Recipes and Fractions (Optional)
Helpful to know first
The curriculum says this unit builds on these.
← Unit 2
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Next: Unit 4 · Wrapping Up Multiplication and Division with Multi-digit Numbers →
Adapted from the Illustrative Mathematics curriculum (v.360), licensed CC BY-NC 4.0. © Illustrative Mathematics.