10.51% is the change from 609 to 673
Calculation steps:
[( 673 - 609 ) ÷ 609] x 100 = 10.51%
Formula
Percentage change = [(673 - 609) / 609] x 100
Subtract the new number by the original number
673 - 609 = 64
64 ÷ 609 = 0.10509031198686371
0.10509031198686371 x 100 = 10.51%