249.81% is the change from 259 to 906
Calculation steps:
[( 906 - 259 ) ÷ 259] x 100 = 249.81%
Formula
Percentage change = [(906 - 259) / 259] x 100
Subtract the new number by the original number
906 - 259 = 647
647 ÷ 259 = 2.498069498069498
2.498069498069498 x 100 = 249.81%