-14.01% is the change from 664 to 571
Calculation steps:
[( 571 - 664 ) ÷ 664] x 100 = -14.01%
Formula
Percentage change = [(571 - 664) / 664] x 100
Subtract the new number by the original number
571 - 664 = -93
-93 ÷ 664 = -0.14006024096385541
-0.14006024096385541 x 100 = -14.01%