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The LCM of 80 and 210 is 1680.
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Find least common multiple (LCM) of: 160 & 420 40 & 105 240 & 630 400 & 1050 16 & 42 560 & 1470 160 & 210 80 & 420 240 & 210 80 & 630 400 & 210 80 & 1050 560 & 210 80 & 1470
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