-50.39% is the change from 891 to 442
Calculation steps:
[( 442 - 891 ) ÷ 891] x 100 = -50.39%
Formula
Percentage change = [(442 - 891) / 891] x 100
Subtract the new number by the original number
442 - 891 = -449
-449 ÷ 891 = -0.5039281705948373
-0.5039281705948373 x 100 = -50.39%