-15.18% is the change from 685 to 581
Calculation steps:
[( 581 - 685 ) ÷ 685] x 100 = -15.18%
Formula
Percentage change = [(581 - 685) / 685] x 100
Subtract the new number by the original number
581 - 685 = -104
-104 ÷ 685 = -0.15182481751824817
-0.15182481751824817 x 100 = -15.18%