-51.45% is the change from 863 to 419
Calculation steps:
[( 419 - 863 ) ÷ 863] x 100 = -51.45%
Formula
Percentage change = [(419 - 863) / 863] x 100
Subtract the new number by the original number
419 - 863 = -444
-444 ÷ 863 = -0.5144843568945539
-0.5144843568945539 x 100 = -51.45%