A= 1/5-13/15=3/15-13/15=-10/15= -2/3 B=2/9-4/45=10/45-4/45= 6/45 C=12x3/8= 36/8= 9/2 = 4.5 D=12/25x5/4 +1= 3/5+1=8/5 E=3 +1/2 x 2/-3 = 18/6 - 2/6 = 16/6 = 8/3
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A= 1/5-13/15=3/15-13/15=-10/15= -2/3 B=2/9-4/45=10/45-4/45= 6/45 C=12x3/8= 36/8= 9/2 = 4.5 D=12/25x5/4 +1= 3/5+1=8/5 E=3 +1/2 x 2/-3 = 18/6 - 2/6 = 16/6 = 8/3