-37.72% is the change from 668 to 416
Calculation steps:
[( 416 - 668 ) ÷ 668] x 100 = -37.72%
Formula
Percentage change = [(416 - 668) / 668] x 100
Subtract the new number by the original number
416 - 668 = -252
-252 ÷ 668 = -0.3772455089820359
-0.3772455089820359 x 100 = -37.72%