-17.31% is the change from 878 to 726
Calculation steps:
[( 726 - 878 ) ÷ 878] x 100 = -17.31%
Formula
Percentage change = [(726 - 878) / 878] x 100
Subtract the new number by the original number
726 - 878 = -152
-152 ÷ 878 = -0.17312072892938496
-0.17312072892938496 x 100 = -17.31%