解题思路:分数的应用解题过程:varSWOC={};SWOC.tip=false;try{SWOCX2.OpenFile("http://dayi.prcedu.com/include/readq.p
1.3/7×49/9-4/32.8/9×15/36+1/273.12×5/6–2/9×34.8×5/4+1/45.6÷3/8–3/8÷66.4/7×5/9+3/7×5/97.5/2-(3/2+4/5)
1.(1+1/2)(1+1/3)(1+1/4).(1+1/100)2.(1-1/2)(1-1/3)(1-1/4).(1-1/100)3.8+2-8+24.25*4/25*45.7.26-(5.26-1
25-15-80=10-80=-7026-6-64=20-64=-4427+3-48=30-48=-1828+12-32=40-32=829+21-16=50-16=3430+30+0=60+0=60
1.125*3+125*5+25*3+252.9999*3+101*11*(101-92)3.(23/4-3/4)*(3*6+2)4.3/7×49/9-4/35.8/9×15/36+1/276.12×
62*12=17*6=17/2-7/4=9/4)*(6/2)=50*(2/15)=1.08/0.12=65/5=68*2.3=1.414*3.1=1.25+1/4=33*5=93+862=4.5+25
59+73=13283+38=12156+74=130162+959=1021135+69=20447+98=145536+469=1000915+85=1000351+649=1000208+792
(a/b)/(c/d)=a/b*d/c=ad/bc