169.14% is the change from 256 to 689
Calculation steps:
[( 689 - 256 ) ÷ 256] x 100 = 169.14%
Formula
Percentage change = [(689 - 256) / 256] x 100
Subtract the new number by the original number
689 - 256 = 433
433 ÷ 256 = 1.69140625
1.69140625 x 100 = 169.14%