-28.65% is the change from 684 to 488
Calculation steps:
[( 488 - 684 ) ÷ 684] x 100 = -28.65%
Formula
Percentage change = [(488 - 684) / 684] x 100
Subtract the new number by the original number
488 - 684 = -196
-196 ÷ 684 = -0.28654970760233917
-0.28654970760233917 x 100 = -28.65%