-0.5% is the change from 596 to 593
Calculation steps:
[( 593 - 596 ) ÷ 596] x 100 = -0.5%
Formula
Percentage change = [(593 - 596) / 596] x 100
Subtract the new number by the original number
593 - 596 = -3
-3 ÷ 596 = -0.0050335570469798654
-0.0050335570469798654 x 100 = -0.5%