122.89% is the change from 249 to 555
Calculation steps:
[( 555 - 249 ) ÷ 249] x 100 = 122.89%
Formula
Percentage change = [(555 - 249) / 249] x 100
Subtract the new number by the original number
555 - 249 = 306
306 ÷ 249 = 1.2289156626506024
1.2289156626506024 x 100 = 122.89%