-50.54% is the change from 184 to 91
Calculation steps:
[( 91 - 184 ) ÷ 184] x 100 = -50.54%
Formula
Percentage change = [(91 - 184) / 184] x 100
Subtract the new number by the original number
91 - 184 = -93
-93 ÷ 184 = -0.5054347826086957
-0.5054347826086957 x 100 = -50.54%