-83.36% is the change from 529 to 88
Calculation steps:
[( 88 - 529 ) ÷ 529] x 100 = -83.36%
Formula
Percentage change = [(88 - 529) / 529] x 100
Subtract the new number by the original number
88 - 529 = -441
-441 ÷ 529 = -0.833648393194707
-0.833648393194707 x 100 = -83.36%