-13.37% is the change from 830 to 719
Calculation steps:
[( 719 - 830 ) ÷ 830] x 100 = -13.37%
Formula
Percentage change = [(719 - 830) / 830] x 100
Subtract the new number by the original number
719 - 830 = -111
-111 ÷ 830 = -0.13373493975903614
-0.13373493975903614 x 100 = -13.37%