71.76% is the change from 471 to 809
Calculation steps:
[( 809 - 471 ) ÷ 471] x 100 = 71.76%
Formula
Percentage change = [(809 - 471) / 471] x 100
Subtract the new number by the original number
809 - 471 = 338
338 ÷ 471 = 0.7176220806794055
0.7176220806794055 x 100 = 71.76%