260.74% is the change from 270 to 974
Calculation steps:
[( 974 - 270 ) ÷ 270] x 100 = 260.74%
Formula
Percentage change = [(974 - 270) / 270] x 100
Subtract the new number by the original number
974 - 270 = 704
704 ÷ 270 = 2.6074074074074076
2.6074074074074076 x 100 = 260.74%