267.7% is the change from 226 to 831
Calculation steps:
[( 831 - 226 ) ÷ 226] x 100 = 267.7%
Formula
Percentage change = [(831 - 226) / 226] x 100
Subtract the new number by the original number
831 - 226 = 605
605 ÷ 226 = 2.6769911504424777
2.6769911504424777 x 100 = 267.7%