To convert radians to degrees, you can use the conversion factor \( \frac{180}{\pi} \).
For \(-\frac{\pi}{4}\) radians, the conversion to degrees is:
\[ -\frac{\pi}{4} \times \frac{180}{\pi} = -\frac{180}{4} = -45 \]
Therefore, \(-\frac{\pi}{4}\) radians is equal to \(-45\) degrees.