167.32% is the change from 257 to 687
Calculation steps:
[( 687 - 257 ) ÷ 257] x 100 = 167.32%
Formula
Percentage change = [(687 - 257) / 257] x 100
Subtract the new number by the original number
687 - 257 = 430
430 ÷ 257 = 1.6731517509727627
1.6731517509727627 x 100 = 167.32%