-98.09% is the change from 472 to 9
Calculation steps:
[( 9 - 472 ) ÷ 472] x 100 = -98.09%
Formula
Percentage change = [(9 - 472) / 472] x 100
Subtract the new number by the original number
9 - 472 = -463
-463 ÷ 472 = -0.9809322033898306
-0.9809322033898306 x 100 = -98.09%