-47.27% is the change from 605 to 319
Calculation steps:
[( 319 - 605 ) ÷ 605] x 100 = -47.27%
Formula
Percentage change = [(319 - 605) / 605] x 100
Subtract the new number by the original number
319 - 605 = -286
-286 ÷ 605 = -0.4727272727272727
-0.4727272727272727 x 100 = -47.27%