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The LCM of 28 and 68 is 476.
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Find least common multiple (LCM) of: 56 & 136 14 & 34 84 & 204 140 & 340 196 & 476 56 & 68 28 & 136 84 & 68 28 & 204 140 & 68 28 & 340 196 & 68 28 & 476
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