-12.87% is the change from 878 to 765
Calculation steps:
[( 765 - 878 ) ÷ 878] x 100 = -12.87%
Formula
Percentage change = [(765 - 878) / 878] x 100
Subtract the new number by the original number
765 - 878 = -113
-113 ÷ 878 = -0.12870159453302962
-0.12870159453302962 x 100 = -12.87%