-13.88% is the change from 663 to 571
Calculation steps:
[( 571 - 663 ) ÷ 663] x 100 = -13.88%
Formula
Percentage change = [(571 - 663) / 663] x 100
Subtract the new number by the original number
571 - 663 = -92
-92 ÷ 663 = -0.138763197586727
-0.138763197586727 x 100 = -13.88%