-56.91% is the change from 673 to 290
Calculation steps:
[( 290 - 673 ) ÷ 673] x 100 = -56.91%
Formula
Percentage change = [(290 - 673) / 673] x 100
Subtract the new number by the original number
290 - 673 = -383
-383 ÷ 673 = -0.5690936106983655
-0.5690936106983655 x 100 = -56.91%