25.46% is the change from 271 to 340
Calculation steps:
[( 340 - 271 ) ÷ 271] x 100 = 25.46%
Formula
Percentage change = [(340 - 271) / 271] x 100
Subtract the new number by the original number
340 - 271 = 69
69 ÷ 271 = 0.25461254612546125
0.25461254612546125 x 100 = 25.46%