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The LCM of 51 and 84 is 1428.
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Find least common multiple (LCM) of: 102 & 168 153 & 252 17 & 28 255 & 420 357 & 588 102 & 84 51 & 168 153 & 84 51 & 252 255 & 84 51 & 420 357 & 84 51 & 588
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