-11.74% is the change from 656 to 579
Calculation steps:
[( 579 - 656 ) ÷ 656] x 100 = -11.74%
Formula
Percentage change = [(579 - 656) / 656] x 100
Subtract the new number by the original number
579 - 656 = -77
-77 ÷ 656 = -0.1173780487804878
-0.1173780487804878 x 100 = -11.74%