-99.07% is the change from 538 to 5
Calculation steps:
[( 5 - 538 ) ÷ 538] x 100 = -99.07%
Formula
Percentage change = [(5 - 538) / 538] x 100
Subtract the new number by the original number
5 - 538 = -533
-533 ÷ 538 = -0.9907063197026023
-0.9907063197026023 x 100 = -99.07%