-12.53% is the change from 830 to 726
Calculation steps:
[( 726 - 830 ) ÷ 830] x 100 = -12.53%
Formula
Percentage change = [(726 - 830) / 830] x 100
Subtract the new number by the original number
726 - 830 = -104
-104 ÷ 830 = -0.12530120481927712
-0.12530120481927712 x 100 = -12.53%