138.91% is the change from 257 to 614
Calculation steps:
[( 614 - 257 ) ÷ 257] x 100 = 138.91%
Formula
Percentage change = [(614 - 257) / 257] x 100
Subtract the new number by the original number
614 - 257 = 357
357 ÷ 257 = 1.3891050583657587
1.3891050583657587 x 100 = 138.91%