271.95% is the change from 221 to 822
Calculation steps:
[( 822 - 221 ) ÷ 221] x 100 = 271.95%
Formula
Percentage change = [(822 - 221) / 221] x 100
Subtract the new number by the original number
822 - 221 = 601
601 ÷ 221 = 2.7194570135746607
2.7194570135746607 x 100 = 271.95%