Answer
$-\frac{7}{6}$
Work Step by Step
$-\frac{2}{3}-\frac{1}{2}=(-\frac{2}{3}\times\frac{2}{2})-(\frac{1}{2}\times\frac{3}{3})=-\frac{4}{6}+(-\frac{3}{6})=-\frac{7}{6}$
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