1.9+2-1=102.6-4+3=53.1+1-2=04.5-3+2=45.6+7-3-1=96.2+1+3+1=77.8-1-2-3=28.3-2+2+2=59.1+2-3+1=110.0+5-0=511.5/1*2=1012.3*4/2=613.3/1*3=914.0*8/2=015.9/3/3=116.2*3*2=1217.4*1/2*1=218.5*2/1/2=519.2*2*3/6=2...