-74.91% is the change from 813 to 204
Calculation steps:
[( 204 - 813 ) ÷ 813] x 100 = -74.91%
Formula
Percentage change = [(204 - 813) / 813] x 100
Subtract the new number by the original number
204 - 813 = -609
-609 ÷ 813 = -0.7490774907749077
-0.7490774907749077 x 100 = -74.91%