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The LCM of 3 and 12 is 12.
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Find least common multiple (LCM) of: 6 & 24 9 & 36 1 & 4 15 & 60 21 & 84 6 & 12 3 & 24 9 & 12 3 & 36 15 & 12 3 & 60 21 & 12 3 & 84
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