Prime time 1 2 playing to win the factor game
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Prime Time 1.2: Playing to Win the Factor Game PowerPoint PPT Presentation


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Prime Time 1.2: Playing to Win the Factor Game. 1.2 Playing to Win the Factor Game. Goals: Classify numbers as prime or composite Recognize that some numbers are rich in factors, while others have few factors Review multiplication facts. 1.2 Playing to Win the Factor Game. Define:

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Prime Time 1.2: Playing to Win the Factor Game

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Prime time 1 2 playing to win the factor game

Prime Time 1.2: Playing to Win the Factor Game


1 2 playing to win the factor game

1.2 Playing to Win the Factor Game

  • Goals:

    • Classify numbers as prime or composite

    • Recognize that some numbers are rich in factors, while others have few factors

    • Review multiplication facts


1 2 playing to win the factor game1

1.2 Playing to Win the Factor Game

  • Define:

    • Prime number

    • Composite number

    • Abundant number

    • Perfect number

    • Deficient number


1 2 playing to win the factor game2

1.2 Playing to Win the Factor Game

  • Thinking about the best first move in the Factor Game makes me wonder what the results would be for each number if I chose it as my first move. What if I chose 1 or 2 or 3? How many points would I get? How many points would my opponent get?


1 2 playing to win the factor game3

1.2 Playing to Win the Factor Game

  • Let’s find the results for every possible first move. Can you think of a way that we can organize our work so that we can see patterns and determine which moves are good and which moves are bad?


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1.2 Playing to Win the Factor Game

  • What strategy can you use to make sure you have found all the factors of a number without missing any?


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1.2 Playing to Win the Factor Game

  • Read page 9

  • Make a table of all possible first moves

    • List all the proper factors of the numbers

  • What pattern do you see?

  • What is the best move? Why?

  • Which first move would you lose a turn?

  • What is the next worst move?


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1.2 Playing to Win the Factor Game

  • List all the first moves that allow your opponent to score only one point.

  • These numbers are called prime numbers.

  • Are all the prime numbers good first moves?


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1.2 Playing to Win the Factor Game

  • List all the first moves that allow your opponent to score more than one point. These numbers are called composite numbers.

  • Are composite numbers good first moves?


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