Add and Subtract Whole Numbers

  • WatchRapid Reteach - Addition with the Standard Algorithm
  • WatchRapid Reteach - Subtraction with the Standard Algorithm
  • WatchSubtraction of Decimals (With Regrouping)
  • WatchAdding and Subtracting Decimals
  • WatchLine 'em Up (decimal song) | Mister C (Song #12)

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