-10.94% is the change from 987 to 879
Calculation steps:
[( 879 - 987 ) ÷ 987] x 100 = -10.94%
Formula
Percentage change = [(879 - 987) / 987] x 100
Subtract the new number by the original number
879 - 987 = -108
-108 ÷ 987 = -0.1094224924012158
-0.1094224924012158 x 100 = -10.94%