-98.52% is the change from 539 to 8
Calculation steps:
[( 8 - 539 ) ÷ 539] x 100 = -98.52%
Formula
Percentage change = [(8 - 539) / 539] x 100
Subtract the new number by the original number
8 - 539 = -531
-531 ÷ 539 = -0.9851576994434137
-0.9851576994434137 x 100 = -98.52%