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The LCM of 1980 and 1440 is 15840.
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Find least common multiple (LCM) of: 3960 & 2880 990 & 720 5940 & 4320 660 & 480 9900 & 7200 396 & 288 3960 & 1440 1980 & 2880 5940 & 1440 1980 & 4320 9900 & 1440 1980 & 7200
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