-28.13% is the change from 455 to 327
Calculation steps:
[( 327 - 455 ) ÷ 455] x 100 = -28.13%
Formula
Percentage change = [(327 - 455) / 455] x 100
Subtract the new number by the original number
327 - 455 = -128
-128 ÷ 455 = -0.2813186813186813
-0.2813186813186813 x 100 = -28.13%