-99.23% is the change from 389 to 3
Calculation steps:
[( 3 - 389 ) ÷ 389] x 100 = -99.23%
Formula
Percentage change = [(3 - 389) / 389] x 100
Subtract the new number by the original number
3 - 389 = -386
-386 ÷ 389 = -0.9922879177377892
-0.9922879177377892 x 100 = -99.23%