-89.29% is the change from 878 to 94
Calculation steps:
[( 94 - 878 ) ÷ 878] x 100 = -89.29%
Formula
Percentage change = [(94 - 878) / 878] x 100
Subtract the new number by the original number
94 - 878 = -784
-784 ÷ 878 = -0.8929384965831435
-0.8929384965831435 x 100 = -89.29%