-51.68% is the change from 683 to 330
Calculation steps:
[( 330 - 683 ) ÷ 683] x 100 = -51.68%
Formula
Percentage change = [(330 - 683) / 683] x 100
Subtract the new number by the original number
330 - 683 = -353
-353 ÷ 683 = -0.5168374816983895
-0.5168374816983895 x 100 = -51.68%