16.42% is the change from 609 to 709
Calculation steps:
[( 709 - 609 ) ÷ 609] x 100 = 16.42%
Formula
Percentage change = [(709 - 609) / 609] x 100
Subtract the new number by the original number
709 - 609 = 100
100 ÷ 609 = 0.16420361247947454
0.16420361247947454 x 100 = 16.42%