-13.89% is the change from 648 to 558
Calculation steps:
[( 558 - 648 ) ÷ 648] x 100 = -13.89%
Formula
Percentage change = [(558 - 648) / 648] x 100
Subtract the new number by the original number
558 - 648 = -90
-90 ÷ 648 = -0.1388888888888889
-0.1388888888888889 x 100 = -13.89%