-17.81% is the change from 539 to 443
Calculation steps:
[( 443 - 539 ) ÷ 539] x 100 = -17.81%
Formula
Percentage change = [(443 - 539) / 539] x 100
Subtract the new number by the original number
443 - 539 = -96
-96 ÷ 539 = -0.17810760667903525
-0.17810760667903525 x 100 = -17.81%