-51.27% is the change from 983 to 479
Calculation steps:
[( 479 - 983 ) ÷ 983] x 100 = -51.27%
Formula
Percentage change = [(479 - 983) / 983] x 100
Subtract the new number by the original number
479 - 983 = -504
-504 ÷ 983 = -0.5127161749745677
-0.5127161749745677 x 100 = -51.27%