-83.88% is the change from 794 to 128
Calculation steps:
[( 128 - 794 ) ÷ 794] x 100 = -83.88%
Formula
Percentage change = [(128 - 794) / 794] x 100
Subtract the new number by the original number
128 - 794 = -666
-666 ÷ 794 = -0.8387909319899244
-0.8387909319899244 x 100 = -83.88%