-98.48% is the change from 528 to 8
Calculation steps:
[( 8 - 528 ) ÷ 528] x 100 = -98.48%
Formula
Percentage change = [(8 - 528) / 528] x 100
Subtract the new number by the original number
8 - 528 = -520
-520 ÷ 528 = -0.9848484848484849
-0.9848484848484849 x 100 = -98.48%