247.3% is the change from 222 to 771
Calculation steps:
[( 771 - 222 ) ÷ 222] x 100 = 247.3%
Formula
Percentage change = [(771 - 222) / 222] x 100
Subtract the new number by the original number
771 - 222 = 549
549 ÷ 222 = 2.472972972972973
2.472972972972973 x 100 = 247.3%