3+1.2=4.2 0.12+5=5.121.2+1.8+1.4=4.4 6.2+16+3.8=2614-0.6=13.4 20.3-8=12.3 50-1.5+4= 53.5175-0.56=174.44 2.08+11=13.089 0.4+20= 20.42.5+67+7.5=77 4.5-3=1.5 25-0.38=1.62