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The LCM of 640 and 140 is 4480.
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Find least common multiple (LCM) of: 1280 & 280 320 & 70 1920 & 420 3200 & 700 128 & 28 4480 & 980 1280 & 140 640 & 280 1920 & 140 640 & 420 3200 & 140 640 & 700 4480 & 140 640 & 980
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