-87.5% is the change from 184 to 23
Calculation steps:
[( 23 - 184 ) ÷ 184] x 100 = -87.5%
Formula
Percentage change = [(23 - 184) / 184] x 100
Subtract the new number by the original number
23 - 184 = -161
-161 ÷ 184 = -0.875
-0.875 x 100 = -87.5%
Example