-55.66% is the change from 539 to 239
Calculation steps:
[( 239 - 539 ) ÷ 539] x 100 = -55.66%
Formula
Percentage change = [(239 - 539) / 539] x 100
Subtract the new number by the original number
239 - 539 = -300
-300 ÷ 539 = -0.5565862708719852
-0.5565862708719852 x 100 = -55.66%