-98.06% is the change from 566 to 11
Calculation steps:
[( 11 - 566 ) ÷ 566] x 100 = -98.06%
Formula
Percentage change = [(11 - 566) / 566] x 100
Subtract the new number by the original number
11 - 566 = -555
-555 ÷ 566 = -0.980565371024735
-0.980565371024735 x 100 = -98.06%