-70.55% is the change from 455 to 134
Calculation steps:
[( 134 - 455 ) ÷ 455] x 100 = -70.55%
Formula
Percentage change = [(134 - 455) / 455] x 100
Subtract the new number by the original number
134 - 455 = -321
-321 ÷ 455 = -0.7054945054945055
-0.7054945054945055 x 100 = -70.55%