How much is [- 1 + (- 1 / 3) & # 178; × (- 1) & # 179;] / (1 / 6-1) equal to?

How much is [- 1 + (- 1 / 3) & # 178; × (- 1) & # 179;] / (1 / 6-1) equal to?

[-1+(-1/3)²×(-1)³]÷(1/6-1)
=[-1-1/9]/(-5/6)
=-10/9*(-6/5)
=4/3