AC Lim's answer to Ahmed khan's Secondary 1 Maths Singapore question.

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AC Lim
Ac Lim's answer
12516 answers (A Helpful Person)
1st
27 = 3×3×3
32 = 2×2×2×2×2
All prime factor are different for 27 & 32
Therefore, LCM = 27×32 = 864.
Hope this helps