-27.09% is the change from 923 to 673
Calculation steps:
[( 673 - 923 ) ÷ 923] x 100 = -27.09%
Formula
Percentage change = [(673 - 923) / 923] x 100
Subtract the new number by the original number
673 - 923 = -250
-250 ÷ 923 = -0.27085590465872156
-0.27085590465872156 x 100 = -27.09%