-10.86% is the change from 985 to 878
Calculation steps:
[( 878 - 985 ) ÷ 985] x 100 = -10.86%
Formula
Percentage change = [(878 - 985) / 985] x 100
Subtract the new number by the original number
878 - 985 = -107
-107 ÷ 985 = -0.10862944162436548
-0.10862944162436548 x 100 = -10.86%