Answer
$\lt$
Work Step by Step
In decimal, $-\dfrac{3}{22}$ is approximately $-0.14.$ In decimal, $-\dfrac{2}{15}$ is approximately $-0.13.$ On the number line, $-.14$ appears on the left of $-.13.$ Hence, $-\dfrac{3}{22}
\lt
-\dfrac{2}{15}.$