239.3% is the change from 229 to 777
Calculation steps:
[( 777 - 229 ) ÷ 229] x 100 = 239.3%
Formula
Percentage change = [(777 - 229) / 229] x 100
Subtract the new number by the original number
777 - 229 = 548
548 ÷ 229 = 2.393013100436681
2.393013100436681 x 100 = 239.3%