-85.35% is the change from 389 to 57
Calculation steps:
[( 57 - 389 ) ÷ 389] x 100 = -85.35%
Formula
Percentage change = [(57 - 389) / 389] x 100
Subtract the new number by the original number
57 - 389 = -332
-332 ÷ 389 = -0.8534704370179949
-0.8534704370179949 x 100 = -85.35%