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Comparing Years Lesson PlanComparing Years Lesson Plan
Publisher
Illustrative Mathematics
Resource Details
Curator Rating
Educator Rating
Not yet Rated
Grade
6th - 7th
Subjects
Math
2 more...
Resource Types
Activities & Projects
5 more...
Audience
For Teacher Use
Duration
15 mins
Instructional Strategies
Independent Practice
1 more...
Usage Permissions
Creative Commons
BY-NC-SA: 4.0
cc
Lesson Plan

Comparing Years

Curated and Reviewed by Lesson Planet
This Comparing Years lesson plan also includes:
  • Answer Key
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Who knew that the Egyptian, Julian, and Gregorian year were different lengths? Your mathematicians will! They will have to calculate the difference between the years in seconds and find the percent change. Using dimensional analysis, they can practice converting days into seconds and apply their findings to determine the percent change.

39 Views 35 Downloads
CCSS: Designed

Concepts

unit conversion, dimensional analysis, percent decrease, percents

Additional Tags

percent decrease, dimensional analysis, unit conversion, math

Pros

  • Detailed solutions
  • Shows calculations

Cons

  • Needs prior knowledge of percent change and dimensional analysis
  • No examples

Common Core

7.RP.A.3

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