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The LCM of 80 and 4 is 80.
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Find least common multiple (LCM) of: 160 & 8 40 & 2 240 & 12 400 & 20 560 & 28 160 & 4 80 & 8 240 & 4 80 & 12 400 & 4 80 & 20 560 & 4 80 & 28
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