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The LCM of 2 and 4 is 4.
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Find least common multiple (LCM) of: 4 & 8 1 & 2 6 & 12 10 & 20 14 & 28 4 & 4 2 & 8 6 & 4 2 & 12 10 & 4 2 & 20 14 & 4 2 & 28
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