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The LCM of 20 and 85 is 340.
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Find least common multiple (LCM) of: 40 & 170 60 & 255 100 & 425 4 & 17 140 & 595 40 & 85 20 & 170 60 & 85 20 & 255 100 & 85 20 & 425 140 & 85 20 & 595
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