265.93% is the change from 270 to 988
Calculation steps:
[( 988 - 270 ) ÷ 270] x 100 = 265.93%
Formula
Percentage change = [(988 - 270) / 270] x 100
Subtract the new number by the original number
988 - 270 = 718
718 ÷ 270 = 2.6592592592592594
2.6592592592592594 x 100 = 265.93%