-94.14% is the change from 529 to 31
Calculation steps:
[( 31 - 529 ) ÷ 529] x 100 = -94.14%
Formula
Percentage change = [(31 - 529) / 529] x 100
Subtract the new number by the original number
31 - 529 = -498
-498 ÷ 529 = -0.941398865784499
-0.941398865784499 x 100 = -94.14%