-99.06% is the change from 531 to 5
Calculation steps:
[( 5 - 531 ) ÷ 531] x 100 = -99.06%
Formula
Percentage change = [(5 - 531) / 531] x 100
Subtract the new number by the original number
5 - 531 = -526
-526 ÷ 531 = -0.9905838041431262
-0.9905838041431262 x 100 = -99.06%