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Qwizdom  - Year9reciprocals
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Qwizdom - Year9reciprocals

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An interactive maths quiz designed for use with Qwizdom Interactive Voting Systems

An interactive maths quiz designed for use with Qwizdom Interactive Voting Systems

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    Qwizdom  - Year9reciprocals Qwizdom - Year9reciprocals Presentation Transcript

    • Reciprocals
      Year 9 Qwizdom
    • Before we start...
      To put in a fraction, we write:
      The Numerator...
      ...then the fraction sign...
      ...then the denominator
    • Type in one fifth
    • Before we start...
      • If the answer is negative:
      1)Put in the negative sign...
      2)...the numerator...
      3)...then the fraction sign...
      4)...then the denominator.
    • Type in minus one third
    • Unless asked, all answers will be whole numbers, or fractions.
      No decimals!
    • What is the reciprocal of 10?
    • What is the reciprocal of 3?
    • What is the reciprocal of -2?
    • What is the reciprocal of -8?
    • What is the reciprocal of 1/4?
    • What is the reciprocal of -1/5?
    • Which is the correct spelling?
      Reciprical
      Recipricol
      Reciprecal
      Reciprocal
    • Answers will be either whole numbers, or decimals.
      No more fractions!
    • What is the reciprocal of 2?
    • What is the reciprocal of -2?
    • What is the reciprocal of 0.1?
    • What is the reciprocal of 0.25?
    • What is the reciprocal of -10?
    • (reciprocal of 1/4)+(reciprocal of 1/3)=
    • (reciprocal of 1/10)-(reciprocal of 1/2)=
    • (reciprocal of 0.2)x(reciprocal of 0.1)=
    • The reciprocal of 1
    • TRUE or FALSE?
      The reciprocal of -1 is -1
    • TRUE or FALSE?
      The reciprocal of 100 is larger than the reciprocal of 10
    • TRUE or FALSE?
      The reciprocal of 5 is larger than the reciprocal of 50
    • TRUE or FALSE?
      All negative numbers have negative reciprocals