260.58% is the change from 274 to 988
Calculation steps:
[( 988 - 274 ) ÷ 274] x 100 = 260.58%
Formula
Percentage change = [(988 - 274) / 274] x 100
Subtract the new number by the original number
988 - 274 = 714
714 ÷ 274 = 2.605839416058394
2.605839416058394 x 100 = 260.58%