-10.55% is the change from 929 to 831
Calculation steps:
[( 831 - 929 ) ÷ 929] x 100 = -10.55%
Formula
Percentage change = [(831 - 929) / 929] x 100
Subtract the new number by the original number
831 - 929 = -98
-98 ÷ 929 = -0.1054897739504844
-0.1054897739504844 x 100 = -10.55%