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The LCM of 4200 and 420 is 4200.
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Find least common multiple (LCM) of: 8400 & 840 2100 & 210 1400 & 140 840 & 84 600 & 60 8400 & 420 4200 & 840 4200 & 1260 4200 & 2100 4200 & 2940
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