-80.48% is the change from 794 to 155
Calculation steps:
[( 155 - 794 ) ÷ 794] x 100 = -80.48%
Formula
Percentage change = [(155 - 794) / 794] x 100
Subtract the new number by the original number
155 - 794 = -639
-639 ÷ 794 = -0.8047858942065491
-0.8047858942065491 x 100 = -80.48%