-33.15% is the change from 923 to 617
Calculation steps:
[( 617 - 923 ) ÷ 923] x 100 = -33.15%
Formula
Percentage change = [(617 - 923) / 923] x 100
Subtract the new number by the original number
617 - 923 = -306
-306 ÷ 923 = -0.3315276273022752
-0.3315276273022752 x 100 = -33.15%