-97.17% is the change from 389 to 11
Calculation steps:
[( 11 - 389 ) ÷ 389] x 100 = -97.17%
Formula
Percentage change = [(11 - 389) / 389] x 100
Subtract the new number by the original number
11 - 389 = -378
-378 ÷ 389 = -0.9717223650385605
-0.9717223650385605 x 100 = -97.17%