Math Curriculum

Level D
Unit: Percent
Key Lesson 6.3.11 Percentages and Double Number Lines

Lesson topic: Double number lines with percents

Instructor Materials

  • Teacher guide
  • Slides
  • Practice Problems resource
  • CCRS standard: 6.RP.3c
  • Learning goal: Comprehend a phrase like “A% of B” (in written and spoken language) to refer to the value that makes a ratio with B that is equivalent to A : 100. Explain (orally) how to use a double number line diagram or table to solve problems such as A% of B is ? and A% of ? is C. State explicitly what one is finding the percentage of.
  • 6.3 Assessment and Practice Problems

Student Materials

Related Lessons


If students need additional lessons before this key lesson, use these supplemental lessons.

Review and Extend

Use these supplemental lessons if needed after teaching this key lesson.




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