-50.39% is the change from 899 to 446
Calculation steps:
[( 446 - 899 ) ÷ 899] x 100 = -50.39%
Formula
Percentage change = [(446 - 899) / 899] x 100
Subtract the new number by the original number
446 - 899 = -453
-453 ÷ 899 = -0.5038932146829811
-0.5038932146829811 x 100 = -50.39%