4.45% is the change from 472 to 493
Calculation steps:
[( 493 - 472 ) ÷ 472] x 100 = 4.45%
Formula
Percentage change = [(493 - 472) / 472] x 100
Subtract the new number by the original number
493 - 472 = 21
21 ÷ 472 = 0.04449152542372881
0.04449152542372881 x 100 = 4.45%