-35.24% is the change from 664 to 430
Calculation steps:
[( 430 - 664 ) ÷ 664] x 100 = -35.24%
Formula
Percentage change = [(430 - 664) / 664] x 100
Subtract the new number by the original number
430 - 664 = -234
-234 ÷ 664 = -0.35240963855421686
-0.35240963855421686 x 100 = -35.24%