-87.52% is the change from 793 to 99
Calculation steps:
[( 99 - 793 ) ÷ 793] x 100 = -87.52%
Formula
Percentage change = [(99 - 793) / 793] x 100
Subtract the new number by the original number
99 - 793 = -694
-694 ÷ 793 = -0.8751576292559899
-0.8751576292559899 x 100 = -87.52%