136.53% is the change from 271 to 641
Calculation steps:
[( 641 - 271 ) ÷ 271] x 100 = 136.53%
Formula
Percentage change = [(641 - 271) / 271] x 100
Subtract the new number by the original number
641 - 271 = 370
370 ÷ 271 = 1.3653136531365313
1.3653136531365313 x 100 = 136.53%