-45.97% is the change from 583 to 315
Calculation steps:
[( 315 - 583 ) ÷ 583] x 100 = -45.97%
Formula
Percentage change = [(315 - 583) / 583] x 100
Subtract the new number by the original number
315 - 583 = -268
-268 ÷ 583 = -0.45969125214408235
-0.45969125214408235 x 100 = -45.97%