-12.23% is the change from 646 to 567
Calculation steps:
[( 567 - 646 ) ÷ 646] x 100 = -12.23%
Formula
Percentage change = [(567 - 646) / 646] x 100
Subtract the new number by the original number
567 - 646 = -79
-79 ÷ 646 = -0.12229102167182662
-0.12229102167182662 x 100 = -12.23%