-28.36% is the change from 684 to 490
Calculation steps:
[( 490 - 684 ) ÷ 684] x 100 = -28.36%
Formula
Percentage change = [(490 - 684) / 684] x 100
Subtract the new number by the original number
490 - 684 = -194
-194 ÷ 684 = -0.28362573099415206
-0.28362573099415206 x 100 = -28.36%