HCF AND LCM Flashcards by Luc Carter | Brainscape

Q

What is ‘HCF’?

A

Highest common factor

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Q

What is the ‘LCM’?

A

Lowest common multiple

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Q

Work out the HCF of 72 and 126

A

2 and 36, 2 and 18 which leads of 3 and 6 to 2 and 3 so you do 2 X 3 X 3
Which equal 18

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