-55.38% is the change from 455 to 203
Calculation steps:
[( 203 - 455 ) ÷ 455] x 100 = -55.38%
Formula
Percentage change = [(203 - 455) / 455] x 100
Subtract the new number by the original number
203 - 455 = -252
-252 ÷ 455 = -0.5538461538461539
-0.5538461538461539 x 100 = -55.38%