8 and 4 / 5 △ [87 + 0.625 × (2 and 3 / 4-1.15)] can be simple

8 and 4 / 5 △ [87 + 0.625 × (2 and 3 / 4-1.15)] can be simple

8 and 4 / 5 △ [87 + 0.625 × (2 and 3 / 4-1.15)]
=8.8÷[87+0.625×(2.75-1.15)]
=8.8÷[87+0.625×1.6]
=8.8÷[87+1]
=8.8÷88
=0.1