-13.22% is the change from 817 to 709
Calculation steps:
[( 709 - 817 ) ÷ 817] x 100 = -13.22%
Formula
Percentage change = [(709 - 817) / 817] x 100
Subtract the new number by the original number
709 - 817 = -108
-108 ÷ 817 = -0.13219094247246022
-0.13219094247246022 x 100 = -13.22%