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420
LCM 140 and 28 is 140.
The LCM is 140.
The LCM of 35, 70, and 140 is 140.
The LCM is 1260.
You need at least two numbers to find an LCM.
The LCM is: 140
The LCM is 420.
The LCM is 980.
The LCM is 700.