-99.82% is the change from 554 to 1
Calculation steps:
[( 1 - 554 ) ÷ 554] x 100 = -99.82%
Formula
Percentage change = [(1 - 554) / 554] x 100
Subtract the new number by the original number
1 - 554 = -553
-553 ÷ 554 = -0.9981949458483754
-0.9981949458483754 x 100 = -99.82%