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The LCM of 42 and 68 is 1428.
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Find least common multiple (LCM) of: 84 & 136 21 & 34 126 & 204 210 & 340 294 & 476 84 & 68 42 & 136 126 & 68 42 & 204 210 & 68 42 & 340 294 & 68 42 & 476
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