i want to know how to solve subtracting fractions.8'-1 5/16" - 2' - 8 3/16"

SOLUTION:
Step 1:
In this question, we are meant to evaluate the following:
Recall that 12 inches make 1 foot.
Step 2:
Based on this, we need to evaluate:
[tex]\begin{gathered} 8\text{ feet - 1 }\frac{5}{16}\text{ inch - 2 f}eet\text{ - 8 }\frac{3}{16}\text{ inch} \\ (\text{ 8 x 12 ) inches - 1}\frac{5}{16}\text{ inch - ( 2 x 12 ) inches - 8}\frac{3}{16}\text{ inch} \end{gathered}[/tex][tex]\begin{gathered} 96\text{ - 1}\frac{5}{16}\text{ - 24 - 8}\frac{3}{16} \\ =\text{ 72 - 9}\frac{1}{2} \\ =\text{ 62}\frac{1}{2}\text{ inches} \end{gathered}[/tex]CONCLUSION:
The final answer is :
[tex]62\frac{1}{2}\text{ inches}[/tex]