271.1% is the change from 218 to 809
Calculation steps:
[( 809 - 218 ) ÷ 218] x 100 = 271.1%
Formula
Percentage change = [(809 - 218) / 218] x 100
Subtract the new number by the original number
809 - 218 = 591
591 ÷ 218 = 2.7110091743119265
2.7110091743119265 x 100 = 271.1%