-56.48% is the change from 455 to 198
Calculation steps:
[( 198 - 455 ) ÷ 455] x 100 = -56.48%
Formula
Percentage change = [(198 - 455) / 455] x 100
Subtract the new number by the original number
198 - 455 = -257
-257 ÷ 455 = -0.5648351648351648
-0.5648351648351648 x 100 = -56.48%