-2.35% is the change from 807 to 788
Calculation steps:
[( 788 - 807 ) ÷ 807] x 100 = -2.35%
Formula
Percentage change = [(788 - 807) / 807] x 100
Subtract the new number by the original number
788 - 807 = -19
-19 ÷ 807 = -0.023543990086741014
-0.023543990086741014 x 100 = -2.35%