-20.58% is the change from 685 to 544
Calculation steps:
[( 544 - 685 ) ÷ 685] x 100 = -20.58%
Formula
Percentage change = [(544 - 685) / 685] x 100
Subtract the new number by the original number
544 - 685 = -141
-141 ÷ 685 = -0.20583941605839415
-0.20583941605839415 x 100 = -20.58%