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The LCM is 126.
LCM(42, 18, 9) = 126
The LCM of 18 and 42 is 126.126
LCM(21, 42, 18) = 126
The LCM is 9324.
The LCM is 18.
Least Common Multiple (LCM) for 18 42 60 is 1,260.
The LCM is: 126
The LCM is: 630