-49.21% is the change from 886 to 450
Calculation steps:
[( 450 - 886 ) ÷ 886] x 100 = -49.21%
Formula
Percentage change = [(450 - 886) / 886] x 100
Subtract the new number by the original number
450 - 886 = -436
-436 ÷ 886 = -0.49209932279909707
-0.49209932279909707 x 100 = -49.21%