-98.07% is the change from 466 to 9
Calculation steps:
[( 9 - 466 ) ÷ 466] x 100 = -98.07%
Formula
Percentage change = [(9 - 466) / 466] x 100
Subtract the new number by the original number
9 - 466 = -457
-457 ÷ 466 = -0.98068669527897
-0.98068669527897 x 100 = -98.07%