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The LCM of 27 and 45 is 135.

To find the LCM, you can list the multiples of each number until you reach one that is common to both. For example:

27, 54, 81, 108, 135

45, 90, 135
You need at least two numbers to find an LCM. If that's 27 and 45, the LCM is 135.

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9y ago

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