11.48% is the change from 270 to 301
Calculation steps:
[( 301 - 270 ) ÷ 270] x 100 = 11.48%
Formula
Percentage change = [(301 - 270) / 270] x 100
Subtract the new number by the original number
301 - 270 = 31
31 ÷ 270 = 0.11481481481481481
0.11481481481481481 x 100 = 11.48%