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The LCM of 21 and 216 is 1512.
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Find least common multiple (LCM) of: 42 & 432 63 & 648 7 & 72 105 & 1080 147 & 1512 42 & 216 21 & 432 63 & 216 21 & 648 105 & 216 21 & 1080 147 & 216 21 & 1512
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