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The LCM of 40 and 4 is 40.
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Find least common multiple (LCM) of: 80 & 8 20 & 2 120 & 12 200 & 20 280 & 28 80 & 4 40 & 8 120 & 4 40 & 12 200 & 4 40 & 20 280 & 4 40 & 28
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