-95.03% is the change from 604 to 30
Calculation steps:
[( 30 - 604 ) ÷ 604] x 100 = -95.03%
Formula
Percentage change = [(30 - 604) / 604] x 100
Subtract the new number by the original number
30 - 604 = -574
-574 ÷ 604 = -0.9503311258278145
-0.9503311258278145 x 100 = -95.03%