-65.16% is the change from 531 to 185
Calculation steps:
[( 185 - 531 ) ÷ 531] x 100 = -65.16%
Formula
Percentage change = [(185 - 531) / 531] x 100
Subtract the new number by the original number
185 - 531 = -346
-346 ÷ 531 = -0.6516007532956686
-0.6516007532956686 x 100 = -65.16%