244.22% is the change from 251 to 864
Calculation steps:
[( 864 - 251 ) ÷ 251] x 100 = 244.22%
Formula
Percentage change = [(864 - 251) / 251] x 100
Subtract the new number by the original number
864 - 251 = 613
613 ÷ 251 = 2.442231075697211
2.442231075697211 x 100 = 244.22%