-51.71% is the change from 673 to 325
Calculation steps:
[( 325 - 673 ) ÷ 673] x 100 = -51.71%
Formula
Percentage change = [(325 - 673) / 673] x 100
Subtract the new number by the original number
325 - 673 = -348
-348 ÷ 673 = -0.5170876671619614
-0.5170876671619614 x 100 = -51.71%