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The LCM of 4 and 5 is 20.
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Find least common multiple (LCM) of: 8 & 10 12 & 15 20 & 25 28 & 35 8 & 5 4 & 10 12 & 5 4 & 15 20 & 5 4 & 25 28 & 5 4 & 35
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