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The LCM of 8 and 20 is 40.
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Find least common multiple (LCM) of: 16 & 40 4 & 10 24 & 60 40 & 100 56 & 140 16 & 20 8 & 40 24 & 20 8 & 60 40 & 20 8 & 100 56 & 20 8 & 140
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