-49.67% is the change from 604 to 304
Calculation steps:
[( 304 - 604 ) ÷ 604] x 100 = -49.67%
Formula
Percentage change = [(304 - 604) / 604] x 100
Subtract the new number by the original number
304 - 604 = -300
-300 ÷ 604 = -0.4966887417218543
-0.4966887417218543 x 100 = -49.67%