16.56% is the change from 471 to 549
Calculation steps:
[( 549 - 471 ) ÷ 471] x 100 = 16.56%
Formula
Percentage change = [(549 - 471) / 471] x 100
Subtract the new number by the original number
549 - 471 = 78
78 ÷ 471 = 0.16560509554140126
0.16560509554140126 x 100 = 16.56%