-13.96% is the change from 666 to 573
Calculation steps:
[( 573 - 666 ) ÷ 666] x 100 = -13.96%
Formula
Percentage change = [(573 - 666) / 666] x 100
Subtract the new number by the original number
573 - 666 = -93
-93 ÷ 666 = -0.13963963963963963
-0.13963963963963963 x 100 = -13.96%