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The LCM of 21 and 1140 is 7980.
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Find least common multiple (LCM) of: 42 & 2280 63 & 3420 7 & 380 105 & 5700 147 & 7980 42 & 1140 21 & 2280 63 & 1140 21 & 3420 105 & 1140 21 & 5700 147 & 1140 21 & 7980
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