-90.12% is the change from 881 to 87
Calculation steps:
[( 87 - 881 ) ÷ 881] x 100 = -90.12%
Formula
Percentage change = [(87 - 881) / 881] x 100
Subtract the new number by the original number
87 - 881 = -794
-794 ÷ 881 = -0.9012485811577753
-0.9012485811577753 x 100 = -90.12%