-16.09% is the change from 839 to 704
Calculation steps:
[( 704 - 839 ) ÷ 839] x 100 = -16.09%
Formula
Percentage change = [(704 - 839) / 839] x 100
Subtract the new number by the original number
704 - 839 = -135
-135 ÷ 839 = -0.16090584028605484
-0.16090584028605484 x 100 = -16.09%