-32.1% is the change from 458 to 311
Calculation steps:
[( 311 - 458 ) ÷ 458] x 100 = -32.1%
Formula
Percentage change = [(311 - 458) / 458] x 100
Subtract the new number by the original number
311 - 458 = -147
-147 ÷ 458 = -0.32096069868995636
-0.32096069868995636 x 100 = -32.1%