-34.08% is the change from 804 to 530
Calculation steps:
[( 530 - 804 ) ÷ 804] x 100 = -34.08%
Formula
Percentage change = [(530 - 804) / 804] x 100
Subtract the new number by the original number
530 - 804 = -274
-274 ÷ 804 = -0.3407960199004975
-0.3407960199004975 x 100 = -34.08%