Unit: Fractions (Multiplication and Division)
Key Lesson 6.4.11 Using an Algorithm to Divide Fractions
Lesson topic: Division algorithm
- Teacher guide
- Practice Problems resource
- CCRS standard: 6.NS.1
- Learning goal: Coordinate (orally) different strategies for dividing by a fraction. Find the quotient of two fractions, and explain (orally, in writing, and using other representations) the solution method. Generalize a process for dividing a number by a fraction, and justify (orally) why this can be abstracted as n × b/a.
- 6.4 Assessment and Practice Problems
If students need additional lessons before this key lesson, use these supplemental lessons.
- 6.4.4 How Many Groups? (Part 1)
- 6.4.5 How Many Groups? (Part 2)
- 6.4.6 Using Diagrams to Find the Number of Groups
- 6.4.7 What Fraction of a Group?
- 6.4.8 How Much in Each Group? (Part 1)
- 6.4.9 How Much in Each Group? (Part 2)
- 6.4.10 Dividing by Unit and Non-Unit Fractions
Review and Extend
Use these supplemental lessons if needed after teaching this key lesson.
- 6.4.12 Fractional Lengths
- 6.4.13 Rectangles with Fractional Side Lengths
- 6.4.14 Fractional Lengths in Triangles and Prisms
- 6.4.16 Solving Problems Involving Fractions
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