172.27% is the change from 256 to 697
Calculation steps:
[( 697 - 256 ) ÷ 256] x 100 = 172.27%
Formula
Percentage change = [(697 - 256) / 256] x 100
Subtract the new number by the original number
697 - 256 = 441
441 ÷ 256 = 1.72265625
1.72265625 x 100 = 172.27%