-54.36% is the change from 861 to 393
Calculation steps:
[( 393 - 861 ) ÷ 861] x 100 = -54.36%
Formula
Percentage change = [(393 - 861) / 861] x 100
Subtract the new number by the original number
393 - 861 = -468
-468 ÷ 861 = -0.5435540069686411
-0.5435540069686411 x 100 = -54.36%