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23/24 EHE L12 Yr 10 - HCF, LCM & Prime Factorisation
Jeremy Day
Created on October 16, 2023
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https://drive.google.com/file/d/1cw-5LkBKjywGEAnNUU7bDLDsUHd4x1ia/view?usp=sharing
Lesson 12 - HCF, LCM & PRime Factorisation
1. Convert 43/7 to a mixed fraction. 2. Convert 5 3/8 into an improper fraction. 3. Simplify 3π₯ + 7π¦ - 6π₯ + 2π¦ 4. What is the value of the 5 in 0.35? 5. Angles in a quadrilateral add up to? 6. Write 60 as a product of its prime factors. 7. 33 8. π₯5 Γ π₯7
Challenge
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Quizizz
HCF
HCF
HCF
LCM
LCM
LCM
Primes
Prime Factorisation - product of prime factors
49
16
60
18
100
48
36
75
40
24
On paper, make Prime Factor Trees to write each number as a product of its prime factors. Try and do as many as you can.
Prime Factorisation - Product of prime factors
Prime Factorisation - product of prime factors
HCF & LCM With PRime Factorisation
HCF & LCM With PRime Factorisation
HCF and LCM with Prime Factorisation [MF5.16]
04
Prime Factorisation 2 [MF5.10]
Then search for the nugget.
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02
01
03
Lowest Common Multiple - Listing Technique [MF5.07]
Highest Common Factor - Listing Technique [MF5.08]
Century Tasks
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https://drive.google.com/file/d/1cw-5LkBKjywGEAnNUU7bDLDsUHd4x1ia/view?usp=sharing
HCF, LCM & PRime Factorisation
https://drive.google.com/file/d/1cw-5LkBKjywGEAnNUU7bDLDsUHd4x1ia/view?usp=sharing
https://drive.google.com/file/d/1cw-5LkBKjywGEAnNUU7bDLDsUHd4x1ia/view?usp=sharing
https://drive.google.com/file/d/1cw-5LkBKjywGEAnNUU7bDLDsUHd4x1ia/view?usp=sharing
https://drive.google.com/file/d/1cw-5LkBKjywGEAnNUU7bDLDsUHd4x1ia/view?usp=sharing