50.85% is the change from 234 to 353
Calculation steps:
[( 353 - 234 ) ÷ 234] x 100 = 50.85%
Formula
Percentage change = [(353 - 234) / 234] x 100
Subtract the new number by the original number
353 - 234 = 119
119 ÷ 234 = 0.5085470085470085
0.5085470085470085 x 100 = 50.85%