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The LCM of 420 and 72 is 2520.
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Find least common multiple (LCM) of: 840 & 144 210 & 36 1260 & 216 140 & 24 2100 & 360 2940 & 504 840 & 72 420 & 144 1260 & 72 420 & 216 2100 & 72 420 & 360 2940 & 72 420 & 504
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