-26.36% is the change from 664 to 489
Calculation steps:
[( 489 - 664 ) ÷ 664] x 100 = -26.36%
Formula
Percentage change = [(489 - 664) / 664] x 100
Subtract the new number by the original number
489 - 664 = -175
-175 ÷ 664 = -0.2635542168674699
-0.2635542168674699 x 100 = -26.36%