-97.58% is the change from 579 to 14
Calculation steps:
[( 14 - 579 ) ÷ 579] x 100 = -97.58%
Formula
Percentage change = [(14 - 579) / 579] x 100
Subtract the new number by the original number
14 - 579 = -565
-565 ÷ 579 = -0.9758203799654577
-0.9758203799654577 x 100 = -97.58%