-53.74% is the change from 990 to 458
Calculation steps:
[( 458 - 990 ) ÷ 990] x 100 = -53.74%
Formula
Percentage change = [(458 - 990) / 990] x 100
Subtract the new number by the original number
458 - 990 = -532
-532 ÷ 990 = -0.5373737373737374
-0.5373737373737374 x 100 = -53.74%