42.34% is the change from 248 to 353
Calculation steps:
[( 353 - 248 ) ÷ 248] x 100 = 42.34%
Formula
Percentage change = [(353 - 248) / 248] x 100
Subtract the new number by the original number
353 - 248 = 105
105 ÷ 248 = 0.42338709677419356
0.42338709677419356 x 100 = 42.34%