Comparing Years

This Comparing Years activity & project also includes:

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.

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CCSS: Designed
Pros

  • Detailed solutions
  • Shows calculations
Cons

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