-20.04% is the change from 479 to 383
Calculation steps:
[( 383 - 479 ) ÷ 479] x 100 = -20.04%
Formula
Percentage change = [(383 - 479) / 479] x 100
Subtract the new number by the original number
383 - 479 = -96
-96 ÷ 479 = -0.20041753653444677
-0.20041753653444677 x 100 = -20.04%