-49.32% is the change from 878 to 445
Calculation steps:
[( 445 - 878 ) ÷ 878] x 100 = -49.32%
Formula
Percentage change = [(445 - 878) / 878] x 100
Subtract the new number by the original number
445 - 878 = -433
-433 ÷ 878 = -0.49316628701594534
-0.49316628701594534 x 100 = -49.32%