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The LCM of 4200 and 990 is 138600.
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Find least common multiple (LCM) of: 8400 & 1980 2100 & 495 1400 & 330 840 & 198 8400 & 990 4200 & 1980 4200 & 2970 4200 & 4950 4200 & 6930
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