-50.75% is the change from 930 to 458
Calculation steps:
[( 458 - 930 ) ÷ 930] x 100 = -50.75%
Formula
Percentage change = [(458 - 930) / 930] x 100
Subtract the new number by the original number
458 - 930 = -472
-472 ÷ 930 = -0.5075268817204301
-0.5075268817204301 x 100 = -50.75%