-13.42% is the change from 842 to 729
Calculation steps:
[( 729 - 842 ) ÷ 842] x 100 = -13.42%
Formula
Percentage change = [(729 - 842) / 842] x 100
Subtract the new number by the original number
729 - 842 = -113
-113 ÷ 842 = -0.1342042755344418
-0.1342042755344418 x 100 = -13.42%