208.98% is the change from 256 to 791
Calculation steps:
[( 791 - 256 ) ÷ 256] x 100 = 208.98%
Formula
Percentage change = [(791 - 256) / 256] x 100
Subtract the new number by the original number
791 - 256 = 535
535 ÷ 256 = 2.08984375
2.08984375 x 100 = 208.98%