3.96% is the change from 455 to 473
Calculation steps:
[( 473 - 455 ) ÷ 455] x 100 = 3.96%
Formula
Percentage change = [(473 - 455) / 455] x 100
Subtract the new number by the original number
473 - 455 = 18
18 ÷ 455 = 0.03956043956043956
0.03956043956043956 x 100 = 3.96%