100.74% is the change from 135 to 271
Calculation steps:
[( 271 - 135 ) ÷ 135] x 100 = 100.74%
Formula
Percentage change = [(271 - 135) / 135] x 100
Subtract the new number by the original number
271 - 135 = 136
136 ÷ 135 = 1.0074074074074073
1.0074074074074073 x 100 = 100.74%