-16.59% is the change from 669 to 558
Calculation steps:
[( 558 - 669 ) ÷ 669] x 100 = -16.59%
Formula
Percentage change = [(558 - 669) / 669] x 100
Subtract the new number by the original number
558 - 669 = -111
-111 ÷ 669 = -0.16591928251121077
-0.16591928251121077 x 100 = -16.59%