-30.72% is the change from 664 to 460
Calculation steps:
[( 460 - 664 ) ÷ 664] x 100 = -30.72%
Formula
Percentage change = [(460 - 664) / 664] x 100
Subtract the new number by the original number
460 - 664 = -204
-204 ÷ 664 = -0.3072289156626506
-0.3072289156626506 x 100 = -30.72%