-62.28% is the change from 623 to 235
Calculation steps:
[( 235 - 623 ) ÷ 623] x 100 = -62.28%
Formula
Percentage change = [(235 - 623) / 623] x 100
Subtract the new number by the original number
235 - 623 = -388
-388 ÷ 623 = -0.622792937399679
-0.622792937399679 x 100 = -62.28%