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The LCM of 9 and 28 is 252.
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Find least common multiple (LCM) of: 18 & 56 27 & 84 45 & 140 63 & 196 18 & 28 9 & 56 27 & 28 9 & 84 45 & 28 9 & 140 63 & 28 9 & 196
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