-0.66% is the change from 603 to 599
Calculation steps:
[( 599 - 603 ) ÷ 603] x 100 = -0.66%
Formula
Percentage change = [(599 - 603) / 603] x 100
Subtract the new number by the original number
599 - 603 = -4
-4 ÷ 603 = -0.006633499170812604
-0.006633499170812604 x 100 = -0.66%