-99.05% is the change from 527 to 5
Calculation steps:
[( 5 - 527 ) ÷ 527] x 100 = -99.05%
Formula
Percentage change = [(5 - 527) / 527] x 100
Subtract the new number by the original number
5 - 527 = -522
-522 ÷ 527 = -0.9905123339658444
-0.9905123339658444 x 100 = -99.05%