18.58% is the change from 689 to 817
Calculation steps:
[( 817 - 689 ) ÷ 689] x 100 = 18.58%
Formula
Percentage change = [(817 - 689) / 689] x 100
Subtract the new number by the original number
817 - 689 = 128
128 ÷ 689 = 0.18577648766328012
0.18577648766328012 x 100 = 18.58%