-22.56% is the change from 328 to 254
Calculation steps:
[( 254 - 328 ) ÷ 328] x 100 = -22.56%
Formula
Percentage change = [(254 - 328) / 328] x 100
Subtract the new number by the original number
254 - 328 = -74
-74 ÷ 328 = -0.22560975609756098
-0.22560975609756098 x 100 = -22.56%