-22.67% is the change from 878 to 679
Calculation steps:
[( 679 - 878 ) ÷ 878] x 100 = -22.67%
Formula
Percentage change = [(679 - 878) / 878] x 100
Subtract the new number by the original number
679 - 878 = -199
-199 ÷ 878 = -0.2266514806378132
-0.2266514806378132 x 100 = -22.67%