#### Answer

$\dfrac{1}{4}\cdot\dfrac{2}{3}-\dfrac{1}{6}=0$

#### Work Step by Step

$\dfrac{1}{4}\cdot\dfrac{2}{3}-\dfrac{1}{6}$
First, evaluate the product and after that, the substraction:
$\dfrac{1}{4}\cdot\dfrac{2}{3}-\dfrac{1}{6}=\dfrac{2}{12}-\dfrac{1}{6}=\dfrac{1}{6}-\dfrac{1}{6}=0$