Starter quiz

  • Izzy wants to solve the equation 87 − 6 = ? Which is the most efficient strategy to use?
    • Use a known fact  ✓
    • Bridge 10
    • Count back on your fingers
  • Andeep has £78 and he buys a unicorn. Which known fact should he use to calculate how much money he has left?
    Andeep has £78 and he buys a unicorn. Which known fact should he use to calculate how much money he has left?
    • 78 − 5 = ?
    • 70 − 5 =?
    • 7 − 5 = ?  ✓
  • Match each equation to say which digit will change when it is solved.
    • 47 − 4 = ?
      The ones digit will change from 7 to 3 ✓
    • 74 − 40 = ?
      The tens digit will change from 7 to 3 ✓
  • Match the equations which will leave the same part remaining.
    • 47 − 2 − 30 = ?
      47 − 30 − 2 = ? ✓
    • 47 − 20 − 3 = ?
      47 − 3 − 20 = ? ✓
    • 47 − 30 − 5 = ?
      47 − 5 − 30 = ?  ✓
  • Fill in the missing number to solve the equation 76 − 35 = ?
    Fill in the missing number to solve the equation 76 − 35 = ?
    • '5' ✓
  • Choose an equation to represent the number line.
    Choose an equation to represent the number line.
    • 48 − 5 − 43 = 23
    • 48 − 5 − 20 = 23  ✓
    • 48 − 25 = 23  ✓
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