-35.33% is the change from 818 to 529
Calculation steps:
[( 529 - 818 ) ÷ 818] x 100 = -35.33%
Formula
Percentage change = [(529 - 818) / 818] x 100
Subtract the new number by the original number
529 - 818 = -289
-289 ÷ 818 = -0.3533007334963325
-0.3533007334963325 x 100 = -35.33%