-8.78% is the change from 649 to 592
Calculation steps:
[( 592 - 649 ) ÷ 649] x 100 = -8.78%
Formula
Percentage change = [(592 - 649) / 649] x 100
Subtract the new number by the original number
592 - 649 = -57
-57 ÷ 649 = -0.08782742681047766
-0.08782742681047766 x 100 = -8.78%