Starter quiz

  • On a one hundred square, a number ending in a 9 is always followed by a __________.
    • ten
    • decade number  ✓
  • Match each decade number to the end of the correct row of the one hundred square.
    • 97, 98, 99
      ⇔
      100 ✓
    • 27, 28, 29
      ⇔
      30 ✓
    • 47, 48, 49
      ⇔
      50 ✓
  • Sort these numbers in the order you would say them when counting forwards.
    • 1
      ⇔
      39
    • 2
      ⇔
      40
    • 3
      ⇔
      41
    • 4
      ⇔
      42
  • Sort these numbers in the order you would say them when counting backwards.
    • 1
      ⇔
      43
    • 2
      ⇔
      42
    • 3
      ⇔
      41
    • 4
      ⇔
      40
  • Aisha is counting forwards. She is saying how many tens each number has. After 6 tens 9, what will she say?
    Aisha is counting forwards. She is saying how many tens each number has. After 6 tens 9, what will she say?
    • 6 tens 10
    • 6 tens 8
    • 7 tens  ✓
  • Which one of these counting sequences is not correct when counting backwards.
    • 38, 39, 40  ✓
    • 49, 48, 47
    • 32, 31, 30
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