-47.69% is the change from 455 to 238
Calculation steps:
[( 238 - 455 ) ÷ 455] x 100 = -47.69%
Formula
Percentage change = [(238 - 455) / 455] x 100
Subtract the new number by the original number
238 - 455 = -217
-217 ÷ 455 = -0.47692307692307695
-0.47692307692307695 x 100 = -47.69%