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Secondary 1 | Maths
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Thanushri
Thanushri

Secondary 1 chevron_right Maths

Pls help me

Date Posted: 6 years ago
Views: 748

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BRYAN
Bryan's answer
3 answers (Tutor Details)
1st
For Highest Common Factor(HCF), express the number as a product of its prime numbers. The HCF is the product of the prime numbers raised to the power of the lower of their respective indices of the two.

For Lowest Common Multiple (LCM), express the number as a product of its prime numbers. The LCM is the product of the prime numbers raised to the power of the higher of their respective indices of the two.
Thanushri
Thanushri
6 years ago
Thank you for helping me
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Charmaine Teo
Charmaine Teo's answer
12 answers (Tutor Details)
for HCF, multiply by common numbers
for LCM, multiply by numbers with highest power