-99.07% is the change from 539 to 5
Calculation steps:
[( 5 - 539 ) ÷ 539] x 100 = -99.07%
Formula
Percentage change = [(5 - 539) / 539] x 100
Subtract the new number by the original number
5 - 539 = -534
-534 ÷ 539 = -0.9907235621521335
-0.9907235621521335 x 100 = -99.07%