-25.93% is the change from 648 to 480
Calculation steps:
[( 480 - 648 ) ÷ 648] x 100 = -25.93%
Formula
Percentage change = [(480 - 648) / 648] x 100
Subtract the new number by the original number
480 - 648 = -168
-168 ÷ 648 = -0.25925925925925924
-0.25925925925925924 x 100 = -25.93%