258.3% is the change from 235 to 842
Calculation steps:
[( 842 - 235 ) ÷ 235] x 100 = 258.3%
Formula
Percentage change = [(842 - 235) / 235] x 100
Subtract the new number by the original number
842 - 235 = 607
607 ÷ 235 = 2.5829787234042554
2.5829787234042554 x 100 = 258.3%