115.3% is the change from 268 to 577
Calculation steps:
[( 577 - 268 ) ÷ 268] x 100 = 115.3%
Formula
Percentage change = [(577 - 268) / 268] x 100
Subtract the new number by the original number
577 - 268 = 309
309 ÷ 268 = 1.1529850746268657
1.1529850746268657 x 100 = 115.3%