-54.28% is the change from 853 to 390
Calculation steps:
[( 390 - 853 ) ÷ 853] x 100 = -54.28%
Formula
Percentage change = [(390 - 853) / 853] x 100
Subtract the new number by the original number
390 - 853 = -463
-463 ÷ 853 = -0.5427901524032825
-0.5427901524032825 x 100 = -54.28%