-28.51% is the change from 456 to 326
Calculation steps:
[( 326 - 456 ) ÷ 456] x 100 = -28.51%
Formula
Percentage change = [(326 - 456) / 456] x 100
Subtract the new number by the original number
326 - 456 = -130
-130 ÷ 456 = -0.2850877192982456
-0.2850877192982456 x 100 = -28.51%