-84.39% is the change from 788 to 123
Calculation steps:
[( 123 - 788 ) ÷ 788] x 100 = -84.39%
Formula
Percentage change = [(123 - 788) / 788] x 100
Subtract the new number by the original number
123 - 788 = -665
-665 ÷ 788 = -0.8439086294416244
-0.8439086294416244 x 100 = -84.39%