-5.41% is the change from 481 to 455
Calculation steps:
[( 455 - 481 ) ÷ 481] x 100 = -5.41%
Formula
Percentage change = [(455 - 481) / 481] x 100
Subtract the new number by the original number
455 - 481 = -26
-26 ÷ 481 = -0.05405405405405406
-0.05405405405405406 x 100 = -5.41%