-49.12% is the change from 798 to 406
Calculation steps:
[( 406 - 798 ) ÷ 798] x 100 = -49.12%
Formula
Percentage change = [(406 - 798) / 798] x 100
Subtract the new number by the original number
406 - 798 = -392
-392 ÷ 798 = -0.49122807017543857
-0.49122807017543857 x 100 = -49.12%