-71.96% is the change from 863 to 242
Calculation steps:
[( 242 - 863 ) ÷ 863] x 100 = -71.96%
Formula
Percentage change = [(242 - 863) / 863] x 100
Subtract the new number by the original number
242 - 863 = -621
-621 ÷ 863 = -0.7195828505214369
-0.7195828505214369 x 100 = -71.96%