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The LCM of 20 and 68 is 340.
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Find least common multiple (LCM) of: 40 & 136 10 & 34 60 & 204 100 & 340 140 & 476 40 & 68 20 & 136 60 & 68 20 & 204 100 & 68 20 & 340 140 & 68 20 & 476
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