Answer
$-\frac{5}{32}$
Work Step by Step
$(\frac{3}{4}-1)(\frac{1}{8}+\frac{1}{2})$
$=(\frac{3}{4}-\frac{4}{4})(\frac{1}{8}+\frac{4}{8})$
$=(-\frac{1}{4})(\frac{5}{8})$
$=-(\frac{1}{4}\times\frac{5}{8})$
$=-\frac{5}{32}$
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