-1.42% is the change from 847 to 835
Calculation steps:
[( 835 - 847 ) ÷ 847] x 100 = -1.42%
Formula
Percentage change = [(835 - 847) / 847] x 100
Subtract the new number by the original number
835 - 847 = -12
-12 ÷ 847 = -0.014167650531286895
-0.014167650531286895 x 100 = -1.42%