-30.5% is the change from 813 to 565
Calculation steps:
[( 565 - 813 ) ÷ 813] x 100 = -30.5%
Formula
Percentage change = [(565 - 813) / 813] x 100
Subtract the new number by the original number
565 - 813 = -248
-248 ÷ 813 = -0.3050430504305043
-0.3050430504305043 x 100 = -30.5%