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guerrajacqueli guerrajacqueli
  • 17-11-2015
  • Mathematics
Answered

Find the LCM of 12, 15, 18

Verified Answer :

Anonymous Anonymous
  • 17-11-2015

The answer is 180 because 
12 = 43 
15 = 35 
18 = 29 
20 = 4 5 

Any common multiple must be a multiple of 4, 9, and 5. Since those three are coprime, the least common multiple is their product: 495 = 180

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