249.23% is the change from 260 to 908
Calculation steps:
[( 908 - 260 ) ÷ 260] x 100 = 249.23%
Formula
Percentage change = [(908 - 260) / 260] x 100
Subtract the new number by the original number
908 - 260 = 648
648 ÷ 260 = 2.4923076923076923
2.4923076923076923 x 100 = 249.23%