-91.26% is the change from 389 to 34
Calculation steps:
[( 34 - 389 ) ÷ 389] x 100 = -91.26%
Formula
Percentage change = [(34 - 389) / 389] x 100
Subtract the new number by the original number
34 - 389 = -355
-355 ÷ 389 = -0.9125964010282777
-0.9125964010282777 x 100 = -91.26%