Christmas MT's answer to Jesse's Primary 6 Maths Ratio Singapore question.
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
1) Derive prime factors (anything that can be divided by 1 and itself)
2) common prime factors between the two numbers > multiply them
2) common prime factors between the two numbers > multiply them
Date Posted:
5 years ago
The answer is 8. The LCM of 6 and 8 is 24. The number 24 must contain all the factors of 6 and 8 (note that common factors of 6 and 8 are to be included only once).
Eg. 6 = 2x3
8= 2x2x2
Therefore, LCM = 2x2x2x3 = 24
Eg. 6 = 2x3
8= 2x2x2
Therefore, LCM = 2x2x2x3 = 24
Oh I see where I went wrong, sorry ‘:(
No problem. We all make mistakes. Juz need to learn n move on. :))
360 Tutoring Program