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Math · Grade 5 Math · Unit 6

Unit 6: More Decimal and Fraction Operations

Students solve multi-step problems involving measurement conversions, line plots, and fraction operations, including addition and subtraction of fractions with unlike denominators. They also explain patterns when multiplying and dividing by powers of 10 and interpret multiplication as scaling.

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Unit

Review the unit’s main ideas.

What this unit covers

A Measurement Conversions and Powers of 10 · 1 lesson
Goals
  • Perform measurement conversions within the metric system, including from smaller units to larger units.
  • Use exponential notation to represent powers of 10 and understand patterns when multiplying or dividing by powers of 10.
Lessons
  1. Section A lessons
B Add and Subtract Fractions with Unlike Denominators · 8 lessons
Goals
  • Add and subtract fractions with unlike denominators by finding common denominators.
  • Solve problems involving measurement data displayed on line plots.
Lessons
  1. Add and Subtract Fractions
  2. Use Expressions with the Same Value
  3. All Sorts of Denominators
  4. Different Ways to Subtract
  5. Solve Problems
  6. Put It All Together: Add and Subtract Fractions
  7. Representing Fractions on a Line Plot
  8. Problem Solving with Line Plots
C The Size of a Product · 1 lesson
Goals
  • Interpret multiplication as scaling, by comparing the size of a product to the size of one factor on the basis of the size of the other factor, without performing the indicated multiplication.
Lessons
  1. Section C lessons

Helpful to know first

The curriculum says this unit builds on these.

Grade 5 Math · Unit 5 Place Value Patterns and Decimal Operations
Grade 4 Math · Unit 5 Multiplicative Comparison and Measurement
← Unit 5 See the whole map Next: Unit 7 · Shapes on the Coordinate Grid →

Adapted from the Illustrative Mathematics curriculum (v.360), licensed CC BY-NC 4.0. © Illustrative Mathematics.