-45.56% is the change from 439 to 239
Calculation steps:
[( 239 - 439 ) ÷ 439] x 100 = -45.56%
Formula
Percentage change = [(239 - 439) / 439] x 100
Subtract the new number by the original number
239 - 439 = -200
-200 ÷ 439 = -0.45558086560364464
-0.45558086560364464 x 100 = -45.56%