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The LCM of 20 and 672 is 3360.
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Find least common multiple (LCM) of: 40 & 1344 10 & 336 60 & 2016 100 & 3360 140 & 4704 40 & 672 20 & 1344 60 & 672 20 & 2016 100 & 672 20 & 3360 140 & 672 20 & 4704
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