-40.25% is the change from 554 to 331
Calculation steps:
[( 331 - 554 ) ÷ 554] x 100 = -40.25%
Formula
Percentage change = [(331 - 554) / 554] x 100
Subtract the new number by the original number
331 - 554 = -223
-223 ÷ 554 = -0.40252707581227437
-0.40252707581227437 x 100 = -40.25%