-54.81% is the change from 883 to 399
Calculation steps:
[( 399 - 883 ) ÷ 883] x 100 = -54.81%
Formula
Percentage change = [(399 - 883) / 883] x 100
Subtract the new number by the original number
399 - 883 = -484
-484 ÷ 883 = -0.5481313703284258
-0.5481313703284258 x 100 = -54.81%