263.27% is the change from 226 to 821
Calculation steps:
[( 821 - 226 ) ÷ 226] x 100 = 263.27%
Formula
Percentage change = [(821 - 226) / 226] x 100
Subtract the new number by the original number
821 - 226 = 595
595 ÷ 226 = 2.6327433628318584
2.6327433628318584 x 100 = 263.27%