-47.51% is the change from 623 to 327
Calculation steps:
[( 327 - 623 ) ÷ 623] x 100 = -47.51%
Formula
Percentage change = [(327 - 623) / 623] x 100
Subtract the new number by the original number
327 - 623 = -296
-296 ÷ 623 = -0.4751203852327448
-0.4751203852327448 x 100 = -47.51%