-46.78% is the change from 853 to 454
Calculation steps:
[( 454 - 853 ) ÷ 853] x 100 = -46.78%
Formula
Percentage change = [(454 - 853) / 853] x 100
Subtract the new number by the original number
454 - 853 = -399
-399 ÷ 853 = -0.46776084407971863
-0.46776084407971863 x 100 = -46.78%