11/5×（1/3-1/2)×3/11除以5/4

11/5*(1/3-1/2)*3/11÷5/4
=11/5*(-1/6)*3/11*4/5
=-2/25
-0.25^2÷(-1/3)^3+(1/3-1/2)*(-1)
=-(1/4)^2÷(-1/27)+(-1/6)*(-1)
=1/16*27+1/6
=27/16+1/6
=81/48+8/48
=89/48