-47.74% is the change from 863 to 451
Calculation steps:
[( 451 - 863 ) ÷ 863] x 100 = -47.74%
Formula
Percentage change = [(451 - 863) / 863] x 100
Subtract the new number by the original number
451 - 863 = -412
-412 ÷ 863 = -0.47740440324449596
-0.47740440324449596 x 100 = -47.74%