Ep 150: Memorizing Subtraction Facts

from Math is Figure-Out-Able! · host Pam Harris

We're digging deep into subtraction! In this episode Pam and Kim talk about what they mean by "memorizing" single digit subtraction facts and the relationships that can empower students to own single digit facts and apply the same relationships to more sophisticated numbers as well.Talking Points:The different meanings of "memorize the facts"Relying on rote memory of facts in isolation leaves students with no other recourse"No timed drills" does not mean no work on facts, but different workRemove to 10Using DoublesFind the DifferenceRemove a Friendly Number Over Relationships are built, not rote-memorizedSee episode 149 for more about the two meanings of subtractionCheck out our social mediaTwitter: @PWHarrisInstagram: Pam Harris_mathFacebook: Pam Harris, author, mathematics education

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This episode was published on May 2, 2023.

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