-35.17% is the change from 816 to 529
Calculation steps:
[( 529 - 816 ) ÷ 816] x 100 = -35.17%
Formula
Percentage change = [(529 - 816) / 816] x 100
Subtract the new number by the original number
529 - 816 = -287
-287 ÷ 816 = -0.35171568627450983
-0.35171568627450983 x 100 = -35.17%