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First you need to split the numbers into their prime factors:

36 = 2x2x3x3

40 = 2x2x2x5

The next step is to identify the HCF. In this case the HCF is 4. Finally, you multiply the numbers together and divide by the HCF:

36x40/4 = 360

And so the LCM of 36 and 40 is 360.

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โˆ™ 2012-02-26 16:39:04
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Q: How do you find the LCM of 36 and 40?
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