-50.5% is the change from 899 to 445
Calculation steps:
[( 445 - 899 ) ÷ 899] x 100 = -50.5%
Formula
Percentage change = [(445 - 899) / 899] x 100
Subtract the new number by the original number
445 - 899 = -454
-454 ÷ 899 = -0.5050055617352615
-0.5050055617352615 x 100 = -50.5%