-9% is the change from 622 to 566
Calculation steps:
[( 566 - 622 ) ÷ 622] x 100 = -9%
Formula
Percentage change = [(566 - 622) / 622] x 100
Subtract the new number by the original number
566 - 622 = -56
-56 ÷ 622 = -0.09003215434083602
-0.09003215434083602 x 100 = -9%