-17.04% is the change from 839 to 696
Calculation steps:
[( 696 - 839 ) ÷ 839] x 100 = -17.04%
Formula
Percentage change = [(696 - 839) / 839] x 100
Subtract the new number by the original number
696 - 839 = -143
-143 ÷ 839 = -0.17044100119189512
-0.17044100119189512 x 100 = -17.04%