-99.83% is the change from 604 to 1
Calculation steps:
[( 1 - 604 ) ÷ 604] x 100 = -99.83%
Formula
Percentage change = [(1 - 604) / 604] x 100
Subtract the new number by the original number
1 - 604 = -603
-603 ÷ 604 = -0.9983443708609272
-0.9983443708609272 x 100 = -99.83%