-0.83% is the change from 846 to 839
Calculation steps:
[( 839 - 846 ) ÷ 846] x 100 = -0.83%
Formula
Percentage change = [(839 - 846) / 846] x 100
Subtract the new number by the original number
839 - 846 = -7
-7 ÷ 846 = -0.008274231678486997
-0.008274231678486997 x 100 = -0.83%