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Lesson details
Key learning points
- In this lesson, we will learn about the terms 'Lowest Common Multiple' and 'Highest Common Factor'. We will learn how to determine lowest common multiples for small integers by listing and comparing their factors and multiples.
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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4 Questions
Q1.
18 is a multiple of 6?
False
Q2.
Find the HCF and the LCM of 6 and 15.
A
B
D
Q3.
You can find the LCM of any 2 numbers by multiplying them together!
Always
Never
Q4.
A green light flashes every 15 minutes and a red light flashes every 50 minutes. If they start to flash at the same time, after how long will they both flash together?
1 hr 50 mins
100 mins
50 mins