Answer
$-\frac{1}{12}$
Work Step by Step
$-\frac{3}{8}\times(\frac{2}{3}-\frac{4}{9})$
$=-\frac{3}{8}\times(\frac{6}{9}-\frac{4}{9})$
$=-(\frac{3}{8}\times\frac{2}{9})$
$=-(\frac{1}{4}\times\frac{1}{3})$
$=-\frac{1}{12}$
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