-98.68% is the change from 683 to 9
Calculation steps:
[( 9 - 683 ) ÷ 683] x 100 = -98.68%
Formula
Percentage change = [(9 - 683) / 683] x 100
Subtract the new number by the original number
9 - 683 = -674
-674 ÷ 683 = -0.986822840409956
-0.986822840409956 x 100 = -98.68%