-89.16% is the change from 793 to 86
Calculation steps:
[( 86 - 793 ) ÷ 793] x 100 = -89.16%
Formula
Percentage change = [(86 - 793) / 793] x 100
Subtract the new number by the original number
86 - 793 = -707
-707 ÷ 793 = -0.8915510718789408
-0.8915510718789408 x 100 = -89.16%