(-5/12+2/3-5/6+3/8)*(24×5/9-24×2/9+24×2/3)
=(-10/24+16/24-20/24+9/24)*24*(5/9-2/9+6/9)
=(-10+16-20+9)/24*24*(5/9-2/9+6/9)
=(-10+16-20+9)*(5/9-2/9+6/9)
=(-5)*(1)
=-5
-13×3/4-0.58×3/7+1/4×(-13)-4/7×0.58
=-13×3/4+1/4×(-13)-4/7×0.58-0.58×3/7
=-13×(3/4+1/4)-0.58(4/7+3/7)
=-13-0.58
=-13.58