-90.55% is the change from 455 to 43
Calculation steps:
[( 43 - 455 ) ÷ 455] x 100 = -90.55%
Formula
Percentage change = [(43 - 455) / 455] x 100
Subtract the new number by the original number
43 - 455 = -412
-412 ÷ 455 = -0.9054945054945055
-0.9054945054945055 x 100 = -90.55%