-64.55% is the change from 804 to 285
Calculation steps:
[( 285 - 804 ) ÷ 804] x 100 = -64.55%
Formula
Percentage change = [(285 - 804) / 804] x 100
Subtract the new number by the original number
285 - 804 = -519
-519 ÷ 804 = -0.6455223880597015
-0.6455223880597015 x 100 = -64.55%