249.39% is the change from 247 to 863
Calculation steps:
[( 863 - 247 ) ÷ 247] x 100 = 249.39%
Formula
Percentage change = [(863 - 247) / 247] x 100
Subtract the new number by the original number
863 - 247 = 616
616 ÷ 247 = 2.493927125506073
2.493927125506073 x 100 = 249.39%