-24.03% is the change from 878 to 667
Calculation steps:
[( 667 - 878 ) ÷ 878] x 100 = -24.03%
Formula
Percentage change = [(667 - 878) / 878] x 100
Subtract the new number by the original number
667 - 878 = -211
-211 ÷ 878 = -0.24031890660592256
-0.24031890660592256 x 100 = -24.03%