234.25% is the change from 254 to 849
Calculation steps:
[( 849 - 254 ) ÷ 254] x 100 = 234.25%
Formula
Percentage change = [(849 - 254) / 254] x 100
Subtract the new number by the original number
849 - 254 = 595
595 ÷ 254 = 2.34251968503937
2.34251968503937 x 100 = 234.25%