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Fluffy Ears last won the day on December 5 2011
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2) 32 and 40
Factors:
32: 2 X 2 X 2 X 2 X 2
40: 2 X 2 X 2 X 5
similar factors = 2 X 2 X 2 = 8
GCF = 8
we can see that
32 = 8 X 2 X 2 (missing a 5)
40 = 8 X 5 (missing a 2 X 2)
So,
32 = 8 X 2 X 2 (x5 = 160)
40 = 8 X 5 (x2x2 = 160)
LCM = 160