100.37% is the change from 270 to 541
Calculation steps:
[( 541 - 270 ) ÷ 270] x 100 = 100.37%
Formula
Percentage change = [(541 - 270) / 270] x 100
Subtract the new number by the original number
541 - 270 = 271
271 ÷ 270 = 1.0037037037037038
1.0037037037037038 x 100 = 100.37%