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The LCM of 9 and 1680 is 5040.
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Find least common multiple (LCM) of: 18 & 3360 27 & 5040 3 & 560 45 & 8400 18 & 1680 9 & 3360 27 & 1680 9 & 5040 45 & 1680 9 & 8400 63 & 1680
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