-15.2% is the change from 671 to 569
Calculation steps:
[( 569 - 671 ) ÷ 671] x 100 = -15.2%
Formula
Percentage change = [(569 - 671) / 671] x 100
Subtract the new number by the original number
569 - 671 = -102
-102 ÷ 671 = -0.15201192250372578
-0.15201192250372578 x 100 = -15.2%