-40.9% is the change from 648 to 383
Calculation steps:
[( 383 - 648 ) ÷ 648] x 100 = -40.9%
Formula
Percentage change = [(383 - 648) / 648] x 100
Subtract the new number by the original number
383 - 648 = -265
-265 ÷ 648 = -0.4089506172839506
-0.4089506172839506 x 100 = -40.9%