Starter quiz
- What does LCM stand for?
- 'lowest common multiple' ✓
- Sam makes two towers of blocks. One uses blocks that are 15 cm high, the other has blocks that are 12 cm high. What height will the towers first be the same height? Is this an LCM or HCF problem?
- 'HCF' ✓
- Sam makes two towers of blocks. One uses blocks that are each 15 cm high, the other has blocks that are 12 cm high. What height will the towers first be the same height?
- '60 cm' ✓
- Aisha has 20 white flowers, 45 red flowers and 30 yellow flowers. Aisha wants to make identical bunches. What is the greatest number of bunches they can make?
- 2
- 3
- 4
- 5 ✓
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- Laura goes to a club every 6 days, Andeep goes to the same club every 10 days and Lucas goes every 15 days. They all went today. How many days will it be until they all go on the same day again?
- This is an HCF problem
- This is an LCM problem ✓
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- Laura goes to a club every 6 days, Andeep goes to the same club every 10 days and Lucas goes every 15 days. They all went today. How many days will it be until they all go on the same day again?
- '30' ✓
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