49.82% is the change from 271 to 406
Calculation steps:
[( 406 - 271 ) ÷ 271] x 100 = 49.82%
Formula
Percentage change = [(406 - 271) / 271] x 100
Subtract the new number by the original number
406 - 271 = 135
135 ÷ 271 = 0.4981549815498155
0.4981549815498155 x 100 = 49.82%