-56.78% is the change from 391 to 169
Calculation steps:
[( 169 - 391 ) ÷ 391] x 100 = -56.78%
Formula
Percentage change = [(169 - 391) / 391] x 100
Subtract the new number by the original number
169 - 391 = -222
-222 ÷ 391 = -0.5677749360613811
-0.5677749360613811 x 100 = -56.78%