-10.81% is the change from 657 to 586
Calculation steps:
[( 586 - 657 ) ÷ 657] x 100 = -10.81%
Formula
Percentage change = [(586 - 657) / 657] x 100
Subtract the new number by the original number
586 - 657 = -71
-71 ÷ 657 = -0.1080669710806697
-0.1080669710806697 x 100 = -10.81%