27000% is the change from 1 to 271
Calculation steps:
[( 271 - 1 ) ÷ 1] x 100 = 27000%
Formula
Percentage change = [(271 - 1) / 1] x 100
Subtract the new number by the original number
271 - 1 = 270
270 ÷ 1 = 270
270 x 100 = 27000%
Example