-83.6% is the change from 878 to 144
Calculation steps:
[( 144 - 878 ) ÷ 878] x 100 = -83.6%
Formula
Percentage change = [(144 - 878) / 878] x 100
Subtract the new number by the original number
144 - 878 = -734
-734 ÷ 878 = -0.835990888382688
-0.835990888382688 x 100 = -83.6%