193.75% is the change from 256 to 752
Calculation steps:
[( 752 - 256 ) ÷ 256] x 100 = 193.75%
Formula
Percentage change = [(752 - 256) / 256] x 100
Subtract the new number by the original number
752 - 256 = 496
496 ÷ 256 = 1.9375
1.9375 x 100 = 193.75%