-92.03% is the change from 389 to 31
Calculation steps:
[( 31 - 389 ) ÷ 389] x 100 = -92.03%
Formula
Percentage change = [(31 - 389) / 389] x 100
Subtract the new number by the original number
31 - 389 = -358
-358 ÷ 389 = -0.9203084832904884
-0.9203084832904884 x 100 = -92.03%