26.3% is the change from 270 to 341
Calculation steps:
[( 341 - 270 ) ÷ 270] x 100 = 26.3%
Formula
Percentage change = [(341 - 270) / 270] x 100
Subtract the new number by the original number
341 - 270 = 71
71 ÷ 270 = 0.26296296296296295
0.26296296296296295 x 100 = 26.3%