2005*3/8—0.375*1949+3.75*10.4

2005*3/8—0.375*1949+3.75*10.4

2005*3/8—0.375*1949+3.75*10.4
=2005*3/8—0.375*1949+0.375*104
=(2005-1949+104)×3/8
=160×3/8
=60