Doubling And Halving By Fjoj

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Doubling And Halving By Fjoj

  1. 1. Doubling and halving MULTIPLYING USING Doubling and halving is a mathematic strategy to times and add.
  2. 2. Example question <ul><li>4x5 (4 sets of 5) </li></ul>
  3. 3. STEP 1: <ul><li>Halve one of the numbers </li></ul><ul><li>e.g. four becomes two. </li></ul>
  4. 4. <ul><li>double the other number e.g. five becomes ten. </li></ul>STEP 2:
  5. 5. <ul><li>Work out two times ten to get your answer. </li></ul>step 3
  6. 6. TRY THESE…? <ul><li>4X3 </li></ul><ul><li>6X4 </li></ul><ul><li>5X6 </li></ul><ul><li>8X2 </li></ul><ul><li>2X9 </li></ul><ul><li>12X3 </li></ul>
  7. 7. Credits <ul><li>Director: Jack Solomon </li></ul><ul><li>Artist: Jack Gray </li></ul><ul><li>Word designer: Oliver Miller </li></ul><ul><li>Editor: Finnbar Dowdall </li></ul>
  8. 8. BYEEEEEE!!!

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