Starter quiz

  • Look at these numbers 70, 80, 90, 100. Complete the stem sentence. They are all ______ numbers.
    • 'decade' ✓
  • Match the decade numbers to the number of groups of 10 they have.
    • 40
      ⇔
      4 tens ✓
    • 70
      ⇔
      7 tens ✓
    • 100
      ⇔
      10 tens ✓
    • 10
      ⇔
      1 ten ✓
  • Put these decade numbers in the order you would say when counting forwards.
    • 1
      ⇔
      30
    • 2
      ⇔
      40
    • 3
      ⇔
      50
    • 4
      ⇔
      60
  • How many tens are in this number?
    How many tens are in this number?
    • 7  ✓
    • 50
    • 70
  • How many fingers are there altogether?
    How many fingers are there altogether?
    • 8
    • 40  ✓
    • 80
  • Put these decade numbers in the order you would say when counting backwards.
    • 1
      ⇔
      100
    • 2
      ⇔
      90
    • 3
      ⇔
      80
    • 4
      ⇔
      70
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