-46.53% is the change from 849 to 454
Calculation steps:
[( 454 - 849 ) ÷ 849] x 100 = -46.53%
Formula
Percentage change = [(454 - 849) / 849] x 100
Subtract the new number by the original number
454 - 849 = -395
-395 ÷ 849 = -0.4652532391048292
-0.4652532391048292 x 100 = -46.53%