275.78% is the change from 256 to 962
Calculation steps:
[( 962 - 256 ) ÷ 256] x 100 = 275.78%
Formula
Percentage change = [(962 - 256) / 256] x 100
Subtract the new number by the original number
962 - 256 = 706
706 ÷ 256 = 2.7578125
2.7578125 x 100 = 275.78%