250.83% is the change from 242 to 849
Calculation steps:
[( 849 - 242 ) ÷ 242] x 100 = 250.83%
Formula
Percentage change = [(849 - 242) / 242] x 100
Subtract the new number by the original number
849 - 242 = 607
607 ÷ 242 = 2.5082644628099175
2.5082644628099175 x 100 = 250.83%