105.37% is the change from 242 to 497
Calculation steps:
[( 497 - 242 ) ÷ 242] x 100 = 105.37%
Formula
Percentage change = [(497 - 242) / 242] x 100
Subtract the new number by the original number
497 - 242 = 255
255 ÷ 242 = 1.0537190082644627
1.0537190082644627 x 100 = 105.37%