-85.13% is the change from 558 to 83
Calculation steps:
[( 83 - 558 ) ÷ 558] x 100 = -85.13%
Formula
Percentage change = [(83 - 558) / 558] x 100
Subtract the new number by the original number
83 - 558 = -475
-475 ÷ 558 = -0.8512544802867383
-0.8512544802867383 x 100 = -85.13%