-51.41% is the change from 389 to 189
Calculation steps:
[( 189 - 389 ) ÷ 389] x 100 = -51.41%
Formula
Percentage change = [(189 - 389) / 389] x 100
Subtract the new number by the original number
189 - 389 = -200
-200 ÷ 389 = -0.5141388174807198
-0.5141388174807198 x 100 = -51.41%