-77.79% is the change from 878 to 195
Calculation steps:
[( 195 - 878 ) ÷ 878] x 100 = -77.79%
Formula
Percentage change = [(195 - 878) / 878] x 100
Subtract the new number by the original number
195 - 878 = -683
-683 ÷ 878 = -0.7779043280182233
-0.7779043280182233 x 100 = -77.79%