-4.82% is the change from 623 to 593
Calculation steps:
[( 593 - 623 ) ÷ 623] x 100 = -4.82%
Formula
Percentage change = [(593 - 623) / 623] x 100
Subtract the new number by the original number
593 - 623 = -30
-30 ÷ 623 = -0.048154093097913325
-0.048154093097913325 x 100 = -4.82%