-50.75% is the change from 863 to 425
Calculation steps:
[( 425 - 863 ) ÷ 863] x 100 = -50.75%
Formula
Percentage change = [(425 - 863) / 863] x 100
Subtract the new number by the original number
425 - 863 = -438
-438 ÷ 863 = -0.507531865585168
-0.507531865585168 x 100 = -50.75%