-0.58% is the change from 685 to 681
Calculation steps:
[( 681 - 685 ) ÷ 685] x 100 = -0.58%
Formula
Percentage change = [(681 - 685) / 685] x 100
Subtract the new number by the original number
681 - 685 = -4
-4 ÷ 685 = -0.00583941605839416
-0.00583941605839416 x 100 = -0.58%