Starter quiz

  • Numbers written in standard form are written in the form A \times 10^B where A is ___________.
    • greater than 1 and less than 10
    • greater than or equal to 1 and less than 10  ✓
    • greater than or equal to 1 and less than or equal to 10
    • greater than 1 and less than or equal to 10
    • an integer
  • Which of the following are written in standard form?
    • {2.3}\div10^{2}
    • {2.08}\times10^{-5}  ✓
    • {0.258}\times10^{-4}
    • {1.07}\div10^{-2}
    • {1.0045}\times10^{-3}  ✓
  • Use a place value grid to write 0.00026 in standard form.
    • {2.6}\times10^{-3}
    • {2}\div10^{-4}
    • {2.6}\div10^{-3}
    • {2.6}\times10^{-4}  ✓
    • {2}\times10^{-4}
  • Write 0.000026 in standard form.
    • {2.6}\times10^{-4}
    • {2.6}\times10^{-5}  ✓
    • {2.6}\div10^{-5}
    • {2.6}\times10^{5}
    • {26}\times10^{-6}
  • {5.23}\times10^{-2} as an ordinary number is ______.
    • '0.0523' ✓
  • Match each ordinary number to the equivalent number written in standard form.
    • 0.0033
      ⇔
      {3.3}\times10^{-3} ✓
    • 30 300
      ⇔
      {3.03}\times10^{4} ✓
    • 0.00303
      ⇔
      {3.03}\times10^{-3} ✓
    • 33 000
      ⇔
      {3.3}\times10^{4} ✓
    • 0.0303
      ⇔
      {3.03}\times10^{-2} ✓
    • 330 000
      ⇔
      {3.3}\times10^{5} ✓
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