-68.68% is the change from 878 to 275
Calculation steps:
[( 275 - 878 ) ÷ 878] x 100 = -68.68%
Formula
Percentage change = [(275 - 878) / 878] x 100
Subtract the new number by the original number
275 - 878 = -603
-603 ÷ 878 = -0.6867881548974943
-0.6867881548974943 x 100 = -68.68%