64.58% is the change from 271 to 446
Calculation steps:
[( 446 - 271 ) ÷ 271] x 100 = 64.58%
Formula
Percentage change = [(446 - 271) / 271] x 100
Subtract the new number by the original number
446 - 271 = 175
175 ÷ 271 = 0.6457564575645757
0.6457564575645757 x 100 = 64.58%