-49.5% is the change from 798 to 403
Calculation steps:
[( 403 - 798 ) ÷ 798] x 100 = -49.5%
Formula
Percentage change = [(403 - 798) / 798] x 100
Subtract the new number by the original number
403 - 798 = -395
-395 ÷ 798 = -0.4949874686716792
-0.4949874686716792 x 100 = -49.5%