-36.91% is the change from 531 to 335
Calculation steps:
[( 335 - 531 ) ÷ 531] x 100 = -36.91%
Formula
Percentage change = [(335 - 531) / 531] x 100
Subtract the new number by the original number
335 - 531 = -196
-196 ÷ 531 = -0.3691148775894539
-0.3691148775894539 x 100 = -36.91%