245.7% is the change from 256 to 885
Calculation steps:
[( 885 - 256 ) ÷ 256] x 100 = 245.7%
Formula
Percentage change = [(885 - 256) / 256] x 100
Subtract the new number by the original number
885 - 256 = 629
629 ÷ 256 = 2.45703125
2.45703125 x 100 = 245.7%