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The LCM of 66 and 21 is 462.
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Find least common multiple (LCM) of: 132 & 42 198 & 63 22 & 7 330 & 105 462 & 147 132 & 21 66 & 42 198 & 21 66 & 63 330 & 21 66 & 105 462 & 21 66 & 147
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