-29.5% is the change from 817 to 576
Calculation steps:
[( 576 - 817 ) ÷ 817] x 100 = -29.5%
Formula
Percentage change = [(576 - 817) / 817] x 100
Subtract the new number by the original number
576 - 817 = -241
-241 ÷ 817 = -0.29498164014687883
-0.29498164014687883 x 100 = -29.5%