131.91% is the change from 257 to 596
Calculation steps:
[( 596 - 257 ) ÷ 257] x 100 = 131.91%
Formula
Percentage change = [(596 - 257) / 257] x 100
Subtract the new number by the original number
596 - 257 = 339
339 ÷ 257 = 1.3190661478599222
1.3190661478599222 x 100 = 131.91%