239.26% is the change from 270 to 916
Calculation steps:
[( 916 - 270 ) ÷ 270] x 100 = 239.26%
Formula
Percentage change = [(916 - 270) / 270] x 100
Subtract the new number by the original number
916 - 270 = 646
646 ÷ 270 = 2.3925925925925924
2.3925925925925924 x 100 = 239.26%