3.73% is the change from 456 to 473
Calculation steps:
[( 473 - 456 ) ÷ 456] x 100 = 3.73%
Formula
Percentage change = [(473 - 456) / 456] x 100
Subtract the new number by the original number
473 - 456 = 17
17 ÷ 456 = 0.03728070175438596
0.03728070175438596 x 100 = 3.73%