-29.94% is the change from 668 to 468
Calculation steps:
[( 468 - 668 ) ÷ 668] x 100 = -29.94%
Formula
Percentage change = [(468 - 668) / 668] x 100
Subtract the new number by the original number
468 - 668 = -200
-200 ÷ 668 = -0.2994011976047904
-0.2994011976047904 x 100 = -29.94%