-12.41% is the change from 685 to 600
Calculation steps:
[( 600 - 685 ) ÷ 685] x 100 = -12.41%
Formula
Percentage change = [(600 - 685) / 685] x 100
Subtract the new number by the original number
600 - 685 = -85
-85 ÷ 685 = -0.12408759124087591
-0.12408759124087591 x 100 = -12.41%