Does it really matter what we call the whole? In this episode Pam and Kim take a closer look at fraction problems where the unit matters.
Talking Points:

  • Kim and the beach
  • How can there be 2 possible answers to the question "What is 1/2?"
  • Focusing on the unit
  • Naming the unit
  • What happens when the unit changes?
  • Help students focus on the unit, changing the unit, and finding a fractional amount of that new unit
  • Even test writers struggle with fractions
  • Re-unitizing will support students to reason through fraction multiplication

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