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Maths
Compare and describe measurements using knowledge of multiplication and division

Starter quiz

  • A pencil was 20 cm long. It is now one quarter of its original length. Which expression represents its new length?
    • 20 ÷ 4  ✓
    • 20 × 4
    • 20 × {1}\over{4}  ✓
  • Which sentence matches this bar model?
    Which sentence matches this bar model?
    • The blue bar is 6 times the length of the white bar.
    • The blue bar is one sixth times the length of the white bar.  ✓
    • The white bar is 6 times the length of the blue bar.  ✓
  • Compare the heights of the tree and the car. The tree is <span class="blank">______</span> times the height of the car.
    Compare the heights of the tree and the car. The tree is ______ times the height of the car.
    • '5' ✓
  • A pencil was 20 cm long. It is now {1}\over{4} of its original length. How long is the pencil now?
    • 20 cm
    • 16 cm
    • 10 cm
    • 5 cm  ✓
  • The white bar is 360 cm long. How long is the blue bar? The blue bar is <span class="blank">______</span> cm long.
    The white bar is 360 cm long. How long is the blue bar? The blue bar is ______ cm long.
    • '60' ✓
  • Match the possible heights of the tree to the heights of the car. The car is one fifth times the height of the tree.
    Match the possible heights of the tree to the heights of the car. The car is one fifth times the height of the tree.
    • The tree is 50 m tall
      ⇔
      The car is 10 m tall ✓
    • The tree is 5 m tall
      ⇔
      The car is 1 m tall ✓
    • The tree is 500 cm
      ⇔
      The car is 100 cm tall ✓
    • The tree is 50 cm tall
      ⇔
      The car is 10 cm tall ✓
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