-30.84% is the change from 817 to 565
Calculation steps:
[( 565 - 817 ) ÷ 817] x 100 = -30.84%
Formula
Percentage change = [(565 - 817) / 817] x 100
Subtract the new number by the original number
565 - 817 = -252
-252 ÷ 817 = -0.3084455324357405
-0.3084455324357405 x 100 = -30.84%