-63.74% is the change from 455 to 165
Calculation steps:
[( 165 - 455 ) ÷ 455] x 100 = -63.74%
Formula
Percentage change = [(165 - 455) / 455] x 100
Subtract the new number by the original number
165 - 455 = -290
-290 ÷ 455 = -0.6373626373626373
-0.6373626373626373 x 100 = -63.74%