-50.51% is the change from 982 to 486
Calculation steps:
[( 486 - 982 ) ÷ 982] x 100 = -50.51%
Formula
Percentage change = [(486 - 982) / 982] x 100
Subtract the new number by the original number
486 - 982 = -496
-496 ÷ 982 = -0.505091649694501
-0.505091649694501 x 100 = -50.51%