-49.88% is the change from 804 to 403
Calculation steps:
[( 403 - 804 ) ÷ 804] x 100 = -49.88%
Formula
Percentage change = [(403 - 804) / 804] x 100
Subtract the new number by the original number
403 - 804 = -401
-401 ÷ 804 = -0.4987562189054726
-0.4987562189054726 x 100 = -49.88%