184.38% is the change from 256 to 728
Calculation steps:
[( 728 - 256 ) ÷ 256] x 100 = 184.38%
Formula
Percentage change = [(728 - 256) / 256] x 100
Subtract the new number by the original number
728 - 256 = 472
472 ÷ 256 = 1.84375
1.84375 x 100 = 184.38%