-29.75% is the change from 568 to 399
Calculation steps:
[( 399 - 568 ) ÷ 568] x 100 = -29.75%
Formula
Percentage change = [(399 - 568) / 568] x 100
Subtract the new number by the original number
399 - 568 = -169
-169 ÷ 568 = -0.2975352112676056
-0.2975352112676056 x 100 = -29.75%