-9.16% is the change from 939 to 853
Calculation steps:
[( 853 - 939 ) ÷ 939] x 100 = -9.16%
Formula
Percentage change = [(853 - 939) / 939] x 100
Subtract the new number by the original number
853 - 939 = -86
-86 ÷ 939 = -0.09158679446219382
-0.09158679446219382 x 100 = -9.16%