-90.15% is the change from 538 to 53
Calculation steps:
[( 53 - 538 ) ÷ 538] x 100 = -90.15%
Formula
Percentage change = [(53 - 538) / 538] x 100
Subtract the new number by the original number
53 - 538 = -485
-485 ÷ 538 = -0.9014869888475836
-0.9014869888475836 x 100 = -90.15%