-43.85% is the change from 878 to 493
Calculation steps:
[( 493 - 878 ) ÷ 878] x 100 = -43.85%
Formula
Percentage change = [(493 - 878) / 878] x 100
Subtract the new number by the original number
493 - 878 = -385
-385 ÷ 878 = -0.438496583143508
-0.438496583143508 x 100 = -43.85%