-27.49% is the change from 451 to 327
Calculation steps:
[( 327 - 451 ) ÷ 451] x 100 = -27.49%
Formula
Percentage change = [(327 - 451) / 451] x 100
Subtract the new number by the original number
327 - 451 = -124
-124 ÷ 451 = -0.2749445676274945
-0.2749445676274945 x 100 = -27.49%