49.26% is the change from 272 to 406
Calculation steps:
[( 406 - 272 ) ÷ 272] x 100 = 49.26%
Formula
Percentage change = [(406 - 272) / 272] x 100
Subtract the new number by the original number
406 - 272 = 134
134 ÷ 272 = 0.49264705882352944
0.49264705882352944 x 100 = 49.26%