211.24% is the change from 267 to 831
Calculation steps:
[( 831 - 267 ) ÷ 267] x 100 = 211.24%
Formula
Percentage change = [(831 - 267) / 267] x 100
Subtract the new number by the original number
831 - 267 = 564
564 ÷ 267 = 2.1123595505617976
2.1123595505617976 x 100 = 211.24%