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The LCM of 20 and 104 is 520.
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Find least common multiple (LCM) of: 40 & 208 10 & 52 60 & 312 100 & 520 140 & 728 40 & 104 20 & 208 60 & 104 20 & 312 100 & 104 20 & 520 140 & 104 20 & 728
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