-46.87% is the change from 847 to 450
Calculation steps:
[( 450 - 847 ) ÷ 847] x 100 = -46.87%
Formula
Percentage change = [(450 - 847) / 847] x 100
Subtract the new number by the original number
450 - 847 = -397
-397 ÷ 847 = -0.46871310507674147
-0.46871310507674147 x 100 = -46.87%