2004又1/2*73+6/25*730+153.3-90*7.3=?

2004又1/2*73+6/25*730+153.3-90*7.3=?
2004又1/2*73+6/25*730+153.3-90*7.3=?

2004又1/2*73+6/25*730+153.3-90*7.3=?
2004又1/2*73+6/25*730+153.3-90*7.3
=2004又1/2*73+2.4*73+2.1*73-9*73
=（2004又1/4+2.4+2.4-9）*73
=2000*73
=146000

146000

2004又1/2*73+6/25*730+153.3-90*7.3=73*(2004.5+2.4+2.1-9)=7.3*2000=14600;