-26.83% is the change from 451 to 330
Calculation steps:
[( 330 - 451 ) ÷ 451] x 100 = -26.83%
Formula
Percentage change = [(330 - 451) / 451] x 100
Subtract the new number by the original number
330 - 451 = -121
-121 ÷ 451 = -0.2682926829268293
-0.2682926829268293 x 100 = -26.83%