-80.6% is the change from 794 to 154
Calculation steps:
[( 154 - 794 ) ÷ 794] x 100 = -80.6%
Formula
Percentage change = [(154 - 794) / 794] x 100
Subtract the new number by the original number
154 - 794 = -640
-640 ÷ 794 = -0.8060453400503779
-0.8060453400503779 x 100 = -80.6%