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The LCM of 20 and 1920 is 1920.
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Find least common multiple (LCM) of: 40 & 3840 10 & 960 60 & 5760 100 & 9600 4 & 384 40 & 1920 20 & 3840 60 & 1920 20 & 5760 100 & 1920 20 & 9600 140 & 1920
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