解:将a=-3,b=-3/5代入原式,则有:|a|/b-b/|-a|=3/(-3/5)-(-3/5)/3=-3*5/3+3/5/3=-5+1/5=-5+0.2=-4.8
|a|/b - b/|-a|=3/(-3/5) - (-3/5)/3=-5 + 1/5=-24/5