29.78% is the change from 272 to 353
Calculation steps:
[( 353 - 272 ) ÷ 272] x 100 = 29.78%
Formula
Percentage change = [(353 - 272) / 272] x 100
Subtract the new number by the original number
353 - 272 = 81
81 ÷ 272 = 0.2977941176470588
0.2977941176470588 x 100 = 29.78%