3.2% is the change from 687 to 709
Calculation steps:
[( 709 - 687 ) ÷ 687] x 100 = 3.2%
Formula
Percentage change = [(709 - 687) / 687] x 100
Subtract the new number by the original number
709 - 687 = 22
22 ÷ 687 = 0.03202328966521106
0.03202328966521106 x 100 = 3.2%