-99.34% is the change from 603 to 4
Calculation steps:
[( 4 - 603 ) ÷ 603] x 100 = -99.34%
Formula
Percentage change = [(4 - 603) / 603] x 100
Subtract the new number by the original number
4 - 603 = -599
-599 ÷ 603 = -0.9933665008291874
-0.9933665008291874 x 100 = -99.34%