-48.1% is the change from 844 to 438
Calculation steps:
[( 438 - 844 ) ÷ 844] x 100 = -48.1%
Formula
Percentage change = [(438 - 844) / 844] x 100
Subtract the new number by the original number
438 - 844 = -406
-406 ÷ 844 = -0.48104265402843605
-0.48104265402843605 x 100 = -48.1%