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The LCM of 84 and 9 is 252.
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Find least common multiple (LCM) of: 168 & 18 252 & 27 28 & 3 420 & 45 588 & 63 168 & 9 84 & 18 252 & 9 84 & 27 420 & 9 84 & 45 588 & 9 84 & 63
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