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The LCM of 40 and 3 is 120.
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Find least common multiple (LCM) of: 80 & 6 120 & 9 200 & 15 280 & 21 80 & 3 40 & 6 120 & 3 40 & 9 200 & 3 40 & 15 280 & 3 40 & 21
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