-51.83% is the change from 191 to 92
Calculation steps:
[( 92 - 191 ) ÷ 191] x 100 = -51.83%
Formula
Percentage change = [(92 - 191) / 191] x 100
Subtract the new number by the original number
92 - 191 = -99
-99 ÷ 191 = -0.518324607329843
-0.518324607329843 x 100 = -51.83%