-79.94% is the change from 648 to 130
Calculation steps:
[( 130 - 648 ) ÷ 648] x 100 = -79.94%
Formula
Percentage change = [(130 - 648) / 648] x 100
Subtract the new number by the original number
130 - 648 = -518
-518 ÷ 648 = -0.7993827160493827
-0.7993827160493827 x 100 = -79.94%