226.3% is the change from 270 to 881
Calculation steps:
[( 881 - 270 ) ÷ 270] x 100 = 226.3%
Formula
Percentage change = [(881 - 270) / 270] x 100
Subtract the new number by the original number
881 - 270 = 611
611 ÷ 270 = 2.262962962962963
2.262962962962963 x 100 = 226.3%