Multiplication (Whole Numbers)

NOTE: For this week’s Math Methods class, please view the first 5 video clips. The sixth video demonstrates the same strategies as videos 1 – 3 with different quantities.

Three Alternative Algorithms / Mental Math Strategies:

  1. Multiplication Strategy: Decomposition (8×23)
  2. Multiplication Strategy: Friendly Numbers (8×23)
  3. Multiplication Strategy: Basic Facts (8×23)
  4. Multiplication Strategy: Decomposition (18×41)
  5. Multiplication Strategy: Decomposition (14×32)
  6. Multiplication: Three Strategies (6×14) (Decomposition, Friendly Numbers, Basic Facts)