-33.97% is the change from 633 to 418
Calculation steps:
[( 418 - 633 ) ÷ 633] x 100 = -33.97%
Formula
Percentage change = [(418 - 633) / 633] x 100
Subtract the new number by the original number
418 - 633 = -215
-215 ÷ 633 = -0.33965244865718797
-0.33965244865718797 x 100 = -33.97%