-38.52% is the change from 623 to 383
Calculation steps:
[( 383 - 623 ) ÷ 623] x 100 = -38.52%
Formula
Percentage change = [(383 - 623) / 623] x 100
Subtract the new number by the original number
383 - 623 = -240
-240 ÷ 623 = -0.3852327447833066
-0.3852327447833066 x 100 = -38.52%