-37.81% is the change from 648 to 403
Calculation steps:
[( 403 - 648 ) ÷ 648] x 100 = -37.81%
Formula
Percentage change = [(403 - 648) / 648] x 100
Subtract the new number by the original number
403 - 648 = -245
-245 ÷ 648 = -0.37808641975308643
-0.37808641975308643 x 100 = -37.81%