-36.94% is the change from 804 to 507
Calculation steps:
[( 507 - 804 ) ÷ 804] x 100 = -36.94%
Formula
Percentage change = [(507 - 804) / 804] x 100
Subtract the new number by the original number
507 - 804 = -297
-297 ÷ 804 = -0.3694029850746269
-0.3694029850746269 x 100 = -36.94%