237.35% is the change from 257 to 867
Calculation steps:
[( 867 - 257 ) ÷ 257] x 100 = 237.35%
Formula
Percentage change = [(867 - 257) / 257] x 100
Subtract the new number by the original number
867 - 257 = 610
610 ÷ 257 = 2.3735408560311284
2.3735408560311284 x 100 = 237.35%