209.02% is the change from 266 to 822
Calculation steps:
[( 822 - 266 ) ÷ 266] x 100 = 209.02%
Formula
Percentage change = [(822 - 266) / 266] x 100
Subtract the new number by the original number
822 - 266 = 556
556 ÷ 266 = 2.0902255639097747
2.0902255639097747 x 100 = 209.02%