-31.41% is the change from 468 to 321
Calculation steps:
[( 321 - 468 ) ÷ 468] x 100 = -31.41%
Formula
Percentage change = [(321 - 468) / 468] x 100
Subtract the new number by the original number
321 - 468 = -147
-147 ÷ 468 = -0.3141025641025641
-0.3141025641025641 x 100 = -31.41%