-56.5% is the change from 423 to 184
Calculation steps:
[( 184 - 423 ) ÷ 423] x 100 = -56.5%
Formula
Percentage change = [(184 - 423) / 423] x 100
Subtract the new number by the original number
184 - 423 = -239
-239 ÷ 423 = -0.5650118203309693
-0.5650118203309693 x 100 = -56.5%