This is the work and the answer is 4/23 or (in decimal form) 0.17391304
We can simplify the expression with patience and a little mathematical tinkering.
The simplified expression is shown in the attached picture, along with more information obtained about your expression.
The objective is to add similar terms and fractions and group them together to form a solution in a compact, elegant form.
So basically you have to see how the person is built but in average it will took like 12minutes