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The LCM of 99 and 21 is 693.
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Find least common multiple (LCM) of: 198 & 42 297 & 63 33 & 7 495 & 105 693 & 147 198 & 21 99 & 42 297 & 21 99 & 63 495 & 21 99 & 105 693 & 21 99 & 147
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