259.83% is the change from 234 to 842
Calculation steps:
[( 842 - 234 ) ÷ 234] x 100 = 259.83%
Formula
Percentage change = [(842 - 234) / 234] x 100
Subtract the new number by the original number
842 - 234 = 608
608 ÷ 234 = 2.5982905982905984
2.5982905982905984 x 100 = 259.83%