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The LCM of 15 and 3 is 15.
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Find least common multiple (LCM) of: 30 & 6 45 & 9 5 & 1 75 & 15 105 & 21 30 & 3 15 & 6 45 & 3 15 & 9 75 & 3 15 & 15 105 & 3 15 & 21
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