-83% is the change from 794 to 135
Calculation steps:
[( 135 - 794 ) ÷ 794] x 100 = -83%
Formula
Percentage change = [(135 - 794) / 794] x 100
Subtract the new number by the original number
135 - 794 = -659
-659 ÷ 794 = -0.8299748110831234
-0.8299748110831234 x 100 = -83%