-11.32% is the change from 539 to 478
Calculation steps:
[( 478 - 539 ) ÷ 539] x 100 = -11.32%
Formula
Percentage change = [(478 - 539) / 539] x 100
Subtract the new number by the original number
478 - 539 = -61
-61 ÷ 539 = -0.11317254174397032
-0.11317254174397032 x 100 = -11.32%