270.8% is the change from 250 to 927
Calculation steps:
[( 927 - 250 ) ÷ 250] x 100 = 270.8%
Formula
Percentage change = [(927 - 250) / 250] x 100
Subtract the new number by the original number
927 - 250 = 677
677 ÷ 250 = 2.708
2.708 x 100 = 270.8%
Example