-28.75% is the change from 633 to 451
Calculation steps:
[( 451 - 633 ) ÷ 633] x 100 = -28.75%
Formula
Percentage change = [(451 - 633) / 633] x 100
Subtract the new number by the original number
451 - 633 = -182
-182 ÷ 633 = -0.28751974723538704
-0.28751974723538704 x 100 = -28.75%