-45.58% is the change from 566 to 308
Calculation steps:
[( 308 - 566 ) ÷ 566] x 100 = -45.58%
Formula
Percentage change = [(308 - 566) / 566] x 100
Subtract the new number by the original number
308 - 566 = -258
-258 ÷ 566 = -0.4558303886925795
-0.4558303886925795 x 100 = -45.58%