-86.79% is the change from 878 to 116
Calculation steps:
[( 116 - 878 ) ÷ 878] x 100 = -86.79%
Formula
Percentage change = [(116 - 878) / 878] x 100
Subtract the new number by the original number
116 - 878 = -762
-762 ÷ 878 = -0.8678815489749431
-0.8678815489749431 x 100 = -86.79%