-47.85% is the change from 604 to 315
Calculation steps:
[( 315 - 604 ) ÷ 604] x 100 = -47.85%
Formula
Percentage change = [(315 - 604) / 604] x 100
Subtract the new number by the original number
315 - 604 = -289
-289 ÷ 604 = -0.478476821192053
-0.478476821192053 x 100 = -47.85%