-98.54% is the change from 479 to 7
Calculation steps:
[( 7 - 479 ) ÷ 479] x 100 = -98.54%
Formula
Percentage change = [(7 - 479) / 479] x 100
Subtract the new number by the original number
7 - 479 = -472
-472 ÷ 479 = -0.9853862212943633
-0.9853862212943633 x 100 = -98.54%