-34.6% is the change from 396 to 259
Calculation steps:
[( 259 - 396 ) ÷ 396] x 100 = -34.6%
Formula
Percentage change = [(259 - 396) / 396] x 100
Subtract the new number by the original number
259 - 396 = -137
-137 ÷ 396 = -0.34595959595959597
-0.34595959595959597 x 100 = -34.6%