-52.69% is the change from 391 to 185
Calculation steps:
[( 185 - 391 ) ÷ 391] x 100 = -52.69%
Formula
Percentage change = [(185 - 391) / 391] x 100
Subtract the new number by the original number
185 - 391 = -206
-206 ÷ 391 = -0.5268542199488491
-0.5268542199488491 x 100 = -52.69%