15.6% is the change from 609 to 704
Calculation steps:
[( 704 - 609 ) ÷ 609] x 100 = 15.6%
Formula
Percentage change = [(704 - 609) / 609] x 100
Subtract the new number by the original number
704 - 609 = 95
95 ÷ 609 = 0.15599343185550082
0.15599343185550082 x 100 = 15.6%