=14.15-3.4*2.005/1.5-0.7*5.66
=14.15*6.817/1.5*3.962
=7.333/-2.462
=7333/1000/- 1231/500
=- 7333/2462
=14.15-3.4*2.005/1.5-0.7*5.66
=14.15*6.817/1.5*3.962
=7.333/-2.462
=7333/1000/- 1231/500
=- 7333/2462