-30.12% is the change from 664 to 464
Calculation steps:
[( 464 - 664 ) ÷ 664] x 100 = -30.12%
Formula
Percentage change = [(464 - 664) / 664] x 100
Subtract the new number by the original number
464 - 664 = -200
-200 ÷ 664 = -0.30120481927710846
-0.30120481927710846 x 100 = -30.12%