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The LCM of 20 and 17 is 340.
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Find least common multiple (LCM) of: 40 & 34 60 & 51 100 & 85 140 & 119 40 & 17 20 & 34 60 & 17 20 & 51 100 & 17 20 & 85 140 & 17 20 & 119
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