-98.57% is the change from 561 to 8
Calculation steps:
[( 8 - 561 ) ÷ 561] x 100 = -98.57%
Formula
Percentage change = [(8 - 561) / 561] x 100
Subtract the new number by the original number
8 - 561 = -553
-553 ÷ 561 = -0.9857397504456328
-0.9857397504456328 x 100 = -98.57%