<PRE><B>Question 2214</B>
6/8-2/4 = (6-4)/8 = 2/8 = 1/4


3/4-1/8 = (6-1)/8 = 5/8


4/5-1/2 = (8-5)/10 = 3/10


3/4-1/3 = (9-4)/12 = 5/12


5/6-1/3 = (5-2)/6 = 3/6 = 1/2


5/6-2/3 = (5-4)/6 = 1/6


3/5-1/10 = (6-1)/10 = 5/10 = 1/2


1/2-1/3 = (3-2)/6 = 1/6


4/5-2/10 = 4/5-1/5 = 3/5


1/2-2/5 = (5-4)/10 = 1/10


2/3-1/4 = (8-3)/12 = 5/12


2/3-1/5 = (10-3)/15 = 7/15</PRE>