73.8% is the change from 271 to 471
Calculation steps:
[( 471 - 271 ) ÷ 271] x 100 = 73.8%
Formula
Percentage change = [(471 - 271) / 271] x 100
Subtract the new number by the original number
471 - 271 = 200
200 ÷ 271 = 0.7380073800738007
0.7380073800738007 x 100 = 73.8%