273.89% is the change from 226 to 845
Calculation steps:
[( 845 - 226 ) ÷ 226] x 100 = 273.89%
Formula
Percentage change = [(845 - 226) / 226] x 100
Subtract the new number by the original number
845 - 226 = 619
619 ÷ 226 = 2.7389380530973453
2.7389380530973453 x 100 = 273.89%