Answer
$$-\frac{1}{3} \lt -\frac{1}{5}$$
Work Step by Step
$-\frac{1}{3}$ is further left on the number line than $-\frac{1}{5}$; therefore, $$-\frac{1}{3}$$ is less than $-\frac{1}{5}$. We can express the relationship in the following way:
$$-\frac{1}{3} \lt -\frac{1}{5}$$