-56.95% is the change from 439 to 189
Calculation steps:
[( 189 - 439 ) ÷ 439] x 100 = -56.95%
Formula
Percentage change = [(189 - 439) / 439] x 100
Subtract the new number by the original number
189 - 439 = -250
-250 ÷ 439 = -0.5694760820045558
-0.5694760820045558 x 100 = -56.95%