-52.39% is the change from 689 to 328
Calculation steps:
[( 328 - 689 ) ÷ 689] x 100 = -52.39%
Formula
Percentage change = [(328 - 689) / 689] x 100
Subtract the new number by the original number
328 - 689 = -361
-361 ÷ 689 = -0.5239477503628447
-0.5239477503628447 x 100 = -52.39%