135.91% is the change from 259 to 611
Calculation steps:
[( 611 - 259 ) ÷ 259] x 100 = 135.91%
Formula
Percentage change = [(611 - 259) / 259] x 100
Subtract the new number by the original number
611 - 259 = 352
352 ÷ 259 = 1.359073359073359
1.359073359073359 x 100 = 135.91%