-48.29% is the change from 878 to 454
Calculation steps:
[( 454 - 878 ) ÷ 878] x 100 = -48.29%
Formula
Percentage change = [(454 - 878) / 878] x 100
Subtract the new number by the original number
454 - 878 = -424
-424 ÷ 878 = -0.48291571753986334
-0.48291571753986334 x 100 = -48.29%