The LCM is 315.
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The LCM is 315.
The LCM of 63 and 84 is 252.
The least common multiple of 63, 105, and 2142 is 10,710.You can determine this by looking at the multiples of each number individually and seeing when they match:63: 63, 126, 189...10,710105: 105, 210, 315...10,7102,142: 2142, 4284, 6426, 8568, 10,710
The LCM is: 63
The LCM is 1155.