-64.68% is the change from 804 to 284
Calculation steps:
[( 284 - 804 ) ÷ 804] x 100 = -64.68%
Formula
Percentage change = [(284 - 804) / 804] x 100
Subtract the new number by the original number
284 - 804 = -520
-520 ÷ 804 = -0.6467661691542289
-0.6467661691542289 x 100 = -64.68%