-60.82% is the change from 804 to 315
Calculation steps:
[( 315 - 804 ) ÷ 804] x 100 = -60.82%
Formula
Percentage change = [(315 - 804) / 804] x 100
Subtract the new number by the original number
315 - 804 = -489
-489 ÷ 804 = -0.6082089552238806
-0.6082089552238806 x 100 = -60.82%