-64.57% is the change from 923 to 327
Calculation steps:
[( 327 - 923 ) ÷ 923] x 100 = -64.57%
Formula
Percentage change = [(327 - 923) / 923] x 100
Subtract the new number by the original number
327 - 923 = -596
-596 ÷ 923 = -0.6457204767063922
-0.6457204767063922 x 100 = -64.57%