99.63% is the change from 271 to 541
Calculation steps:
[( 541 - 271 ) ÷ 271] x 100 = 99.63%
Formula
Percentage change = [(541 - 271) / 271] x 100
Subtract the new number by the original number
541 - 271 = 270
270 ÷ 271 = 0.996309963099631
0.996309963099631 x 100 = 99.63%