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