257.69% is the change from 260 to 930
Calculation steps:
[( 930 - 260 ) ÷ 260] x 100 = 257.69%
Formula
Percentage change = [(930 - 260) / 260] x 100
Subtract the new number by the original number
930 - 260 = 670
670 ÷ 260 = 2.576923076923077
2.576923076923077 x 100 = 257.69%