Find the additive inverse of:

$\dfrac{-22}{15}$

To find the additive inverse of any rational number, change its sign.

Changing the sign of $\dfrac{-22}{15}$, we get $\dfrac{22}{15}$.

[Check: $\dfrac{-22}{15} + \dfrac{22}{15} = \dfrac{0}{15} = 0$]

Hence, the additive inverse of $\mathbf{\dfrac{-22}{15} \text{ is } \dfrac{22}{15}}$.