-53.93% is the change from 853 to 393
Calculation steps:
[( 393 - 853 ) ÷ 853] x 100 = -53.93%
Formula
Percentage change = [(393 - 853) / 853] x 100
Subtract the new number by the original number
393 - 853 = -460
-460 ÷ 853 = -0.5392731535756154
-0.5392731535756154 x 100 = -53.93%