-47.39% is the change from 804 to 423
Calculation steps:
[( 423 - 804 ) ÷ 804] x 100 = -47.39%
Formula
Percentage change = [(423 - 804) / 804] x 100
Subtract the new number by the original number
423 - 804 = -381
-381 ÷ 804 = -0.47388059701492535
-0.47388059701492535 x 100 = -47.39%