-52.39% is the change from 878 to 418
Calculation steps:
[( 418 - 878 ) ÷ 878] x 100 = -52.39%
Formula
Percentage change = [(418 - 878) / 878] x 100
Subtract the new number by the original number
418 - 878 = -460
-460 ÷ 878 = -0.5239179954441914
-0.5239179954441914 x 100 = -52.39%