-56.26% is the change from 455 to 199
Calculation steps:
[( 199 - 455 ) ÷ 455] x 100 = -56.26%
Formula
Percentage change = [(199 - 455) / 455] x 100
Subtract the new number by the original number
199 - 455 = -256
-256 ÷ 455 = -0.5626373626373626
-0.5626373626373626 x 100 = -56.26%