-73.78% is the change from 389 to 102
Calculation steps:
[( 102 - 389 ) ÷ 389] x 100 = -73.78%
Formula
Percentage change = [(102 - 389) / 389] x 100
Subtract the new number by the original number
102 - 389 = -287
-287 ÷ 389 = -0.7377892030848329
-0.7377892030848329 x 100 = -73.78%