-42.12% is the change from 838 to 485
Calculation steps:
[( 485 - 838 ) ÷ 838] x 100 = -42.12%
Formula
Percentage change = [(485 - 838) / 838] x 100
Subtract the new number by the original number
485 - 838 = -353
-353 ÷ 838 = -0.4212410501193317
-0.4212410501193317 x 100 = -42.12%