-86.39% is the change from 529 to 72
Calculation steps:
[( 72 - 529 ) ÷ 529] x 100 = -86.39%
Formula
Percentage change = [(72 - 529) / 529] x 100
Subtract the new number by the original number
72 - 529 = -457
-457 ÷ 529 = -0.8638941398865785
-0.8638941398865785 x 100 = -86.39%