-28.63% is the change from 454 to 324
Calculation steps:
[( 324 - 454 ) ÷ 454] x 100 = -28.63%
Formula
Percentage change = [(324 - 454) / 454] x 100
Subtract the new number by the original number
324 - 454 = -130
-130 ÷ 454 = -0.28634361233480177
-0.28634361233480177 x 100 = -28.63%